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Mechanism of progesterone neuroprotection of rat cerebellar Purkinje cells following oxygen-glucose deprivation.

The survival of rat Purkinje cell (PCs) cerebellar cultures was used to test the hypothesis that progesterone is protective against oxygen-glucose deprivation through potentiation of GABA(A) receptor activity. Electrophysiological recordings confirm that PCs develop robust excitatory and inhibitory synapses in culture. Exposure of cultured PCs to increasing concentrations of progesterone during oxygen-glucose deprivation revealed a concentration-dependent protection by progesterone, with significant protection observed at physiological concentrations, as low as 10 nm. The concurrent application of the GABA(A) receptor antagonist picrotoxin (100 microm) completely abolished the neuroprotection afforded by progesterone, indicating that progesterone is neuroprotective through activation of GABA(A) receptors. Progesterone potentiates GABA(A) receptor activity indirectly through its metabolites, such as allopregnanolone (ALLO). Therefore, ALLO was applied to PC cultures and was observed to produce significant protection at all concentrations tested, from 10 to 1000 nm. Finally, the inhibition of progesterone metabolism with finasteride abolished the protection afforded by progesterone without having any effect on the neuroprotection caused by ALLO. These data indicate that progesterone protects cerebellar PCs at physiological concentrations through a GABA-active metabolite.

Animals↗

Impact of medical treatments for benign prostatic hyperplasia on sexual function.

Lower urinary tract symptoms (LUTS) and male sexual dysfunction are highly prevalent in ageing men, and are strongly linked. Various treatment strategies for benign prostatic hyperplasia (BPH)/LUTS may affect sexuality, with differences between drug classes and between drugs within a same class. The 5alpha-reductase inhibitors, finasteride and dutasteride, are associated with a greater risk of erectile dysfunction (ED), ejaculatory dysfunction (EjD) and decreased libido than is placebo. Alpha1-adrenoceptor blockers (alfuzosin, doxazosin, tamsulosin, terazosin) show an incidence of decreased libido and ED closely similar to placebo, but differ in their impact on ejaculation, tamsulosin being associated with a higher incidence of EjD (10%) than other alpha1-adrenoceptor blockers (0-1%) and placebo (1%), which is unrelated to retrograde ejaculation or higher efficacy. A randomized, placebo-controlled, cross-over study conducted in healthy volunteers showed that tamsulosin 0.8 mg once daily markedly decreased mean ejaculate volume in almost 90% of subjects, with 35% having no ejaculation. By contrast, there was no lack of ejaculation in subjects receiving alfuzosin 10 mg once daily or placebo. Sperm concentrations in urine after ejaculation were similar for the three treatment groups, confirming that the EjD with tamsulosin was unrelated to retrograde ejaculation. It may be related to a peripheral effect on seminal vesicles and/or the vas deferens. A central effect is also plausible, as tamsulosin shows a strong affinity for 5HT1A- and D2-like receptors, both of which are involved in the central command of ejaculation. In conclusion, because treatment options for managing BPH have different effects on sexuality, the sexual dimension should be considered when assessing patients' expectations and the choice of treatment.

5-alpha Reductase Inhibitors↗

Combination of phosphodiesterase-5 inhibitors and alpha-blockers in patients with benign prostatic hyperplasia: treatments of lower urinary tract symptoms, erectile dysfunction, or both?

As the prevalence of both erectile dysfunction (ED) and lower urinary tract symptoms (LUTS) increases with age, physicians could be in the position to manage these two conditions simultaneously. Moreover, medical therapies for either one of these conditions can affect the other and this should be carefully considered when making treatment decisions. Pharmacotherapy for benign prostatic hyperplasia (BPH)/LUTS can cause side-effects affecting sexual function. Hence, 5alpha-reductase inhibitors such as finasteride and dutasteride are associated with a greater risk of ED, ejaculatory disorders (EjD) and decreased libido than is placebo. Among alpha1-adrenergic blockers, tamsulosin is associated with an increased risk of EjD. However, some alpha1-adrenergic blockers can also have a positive impact on erection. This is the case for alfuzosin, which has been shown to enhance erectile function in experimental models, probably by reducing the sympathetic tone and thus relaxing corpus cavernosum smooth muscle cells. Phosphodiesterase 5 (PDE-5) inhibitors are commonly used to treat ED. There is increasing evidence that they might also have a beneficial effect on LUTS, probably through the nitric-oxide pathway. Nitric oxide is an important mediator of the relaxation of isolated bladder and urethral smooth muscle, and could modulate prostatic smooth muscle tone. Alpha1-adrenergic blockers and PDE-5 inhibitors can therefore have a positive impact on both ED and LUTS. Although placebo-controlled studies are needed to confirm the impact of these drugs, alone or combined, on both ED and LUTS, this reinforces the need for a common approach to managing these two highly prevalent and bothersome conditions.

3',5'-Cyclic-GMP Phosphodiesterases↗

Androgen-induced neurite outgrowth is mediated by neuritin in motor neurones.

In the brain, the spinal cord motor neurones express the highest levels of the androgen receptor (AR). Experimental data have suggested that neurite outgrowth in these neurones may be regulated by testosterone or its derivative 5alpha-dihydrotestosterone (DHT), formed by the 5alpha-reductase type 2 enzyme. In this study we have produced and characterized a model of immortalized motor neuronal cells expressing the mouse AR (mAR) [neuroblastoma-spinal cord (NSC) 34/mAR] and analysed the role of androgens in motor neurones. Androgens either activated or repressed several genes; one has been identified as the mouse neuritin, a protein responsible for neurite elongation. Real-time PCR analysis has shown that the neuritin gene is expressed in the basal condition in immortalized motor neurones and is selectively up-regulated by androgens in NSC34/mAR cells; the DHT effect is counteracted by the anti-androgen Casodex. Moreover, DHT induced neurite outgrowth in NSC34/mAR, while testosterone was less effective and its action was counteracted by the 5alpha-reductase type 2 enzyme inhibitor finasteride. Finally, the androgenic effect on neurite outgrowth was abolished by silencing neuritin with siRNA. Therefore, the trophic effects of androgens in motor neurones may be explained by the androgenic regulation of neuritin, a protein linked to neurone development, elongation and regeneration.

Androgens↗

Changes in expression of the delta subunit of the GABA (A) receptor and in receptor function induced by progesterone exposure and withdrawal.

Type A receptors for GABA (GABA(A) receptors) that contain the delta subunit are located predominantly at extrasynaptic sites and are implicated in modulation of neuronal excitability through tonic inhibition. We have examined the effects of chronic exposure to and subsequent withdrawal of progesterone or the progesterone metabolite 3alpha-hydroxy-5alpha-pregnan-20-one (3alpha,5alpha-THPROG) on expression of the delta subunit of GABA(A) receptors and on receptor function in cultured rat hippocampal neurons. Progesterone treatment for 1 day increased the amounts of both delta subunit mRNA and protein, whereas such treatment for 6 days induced marked decreases in the abundance of both the mRNA and protein. Subsequent progesterone withdrawal up-regulated expression of the delta subunit, which was significantly increased at 9-12 h after withdrawal. These effects of progesterone were mimicked by 3alpha,5alpha-THPROG and blocked by the 5alpha-reductase inhibitor finasteride. They were also accompanied by parallel changes in the function of GABA(A) receptors in hippocampal neurons. These results show that chronic exposure to and withdrawal of progesterone induce differential effects on both expression of the delta subunit of GABA(A) receptors and receptor function that are mediated by 3alpha,5alpha-THPROG. They are consistent with the notion that this progesterone metabolite plays a key physiological role in modulation of GABAergic synapses.

Animals↗

Aging of hair.

The appearance of hair plays an important role in people's overall physical appearance and self-perception. With today's increasing life expectation, the desire to look youthful plays a bigger role than ever. The hair care industry has become aware of this and also more capable to deliver active products that are directed toward meeting this consumer demand. The discovery of pharmacological targets and the development of safe and effective drugs also indicate strategies of the drug industry for maintenance of healthy and beautiful hair. Hair aging comprises weathering of the hair shaft and aging of the hair follicle. The latter manifests as decrease of melanocyte function or graying, and decrease in hair production in androgenetic and senescent alopecia. The scalp is also subject to intrinsic or physiologic aging and extrinsic aging caused by external factors. Intrinsic factors are related to individual genetic and epigenetic mechanisms with interindividual variation. Prototypes are familial premature graying and androgenetic alopecia. Extrinsic factors include ultraviolet radiation and smoking. Experimental evidence supports the hypothesis that oxidative stress plays a role in skin and hair aging. Topical anti-aging compounds for hair include humefactants, hair conditioners, photoprotectors, and antioxidants. Current available treatment modalities with proven efficacy for treatment of androgenetic alopecia are topical minoxidil, oral finasteride, and autologous hair transplantation. In the absence of another way to reverse hair graying, hair colorants are the mainstays of recovering lost hair color. Topical liposome targeting for melanins, genes, and proteins selectively to hair follicles are under current investigation.

Journal Article↗

Female-patterned alopecia in teenage brothers with unusual histologic features.

BACKGROUND: Patterned hair loss, follicular miniaturization, and increased telogen hair counts characterize androgenic alopecia (AGA). Follicular inflammation in AGA has been associated with treatment resistance and progressive hair loss. CASE REPORT: Brothers, 15 and 18 years old, presented with frontal and mid-scalp hair loss with an intact frontal hairline noted over a 1-year period. The elder reported past use of androgenic steroids. Laboratory assessment for metabolic and hormonal abnormalities was unrevealing, and hair pull test was negative. Scalp biopsies revealed decreased terminal hairs, marked diameter variation of anagen hairs, decreased terminal to vellus hair ratios (3.7:1/3.4:1, older/younger), and increased telogen counts (23%/21%). Infrabulbar and peri-isthmic (follicular bulge region) lymphocytic infiltrates were present. Hair loss has progressed, unabated by daily topical 0.5% clobetasol (for 6 months), daily 5% minoxidil (1 year), and latter, daily oral finasteride (2 years - older brother only). DISCUSSION: Based on patterned hair loss and miniaturized hairs, these brothers have AGA. The female pattern of hair loss (diffuse hair loss affecting the central scalp with preservation of frontal hair line) coupled with follicular isthmic lymphocytic inflammation represents an unusual presentation, possibly a treatment resistant, inflammatory variant of AGA. The differential diagnosis includes exogenous androgen-mediated hair loss, cicatricial pattern hair loss, or the superimposition of alopecia areata.

Adolescent↗

Preliminary study on androgen dependence of calcitonin gene-related peptide in rat penis.

UNLABELLED: To study the androgen dependence of the neurotransmitter, calcitonin gene-related peptide (CGRP) in rat penis. METHODS: Forty-four Sprague-Dawley rats were randomly divided into Group A (intact controls), Group B (castrated) and Group C (gavaged with finasteride 4.5 mg.kg(-1).day(-1)). Four and ten weeks later respectively, half of rats in each group were anaesthetized. Blood samples were taken for the measurement of serum testosterone and dihydrotestosterone (DHT) by means of radioimmunoassay. Penile samples were harvested for the investigation of calcitonin gene related peptide (CGRP)-immunoreactive nerve fibers with immunohistochemistry. The computer-assisted imaging analysis system was applied to calculate the area proportion of the CGRP-positive nerve fibers (CGRP-PNF) in each group. RESULTS: 1) Both 4 and 10 weeks later, testosterone and DHT levels in Group B decreased significantly compared with those in Group A, (P <0.05, P <0.01, respectively); DHT level in Group C was also significantly decreased in comparison with that in Group A for both 4- and 10- week animals (P <0.05); 2) There was no significant differences in area proportion of CGRP-PNF among Groups A, B and C 4 weeks after treatments (P >0.05); However, 10 weeks later, the proportion of CGRP-PNF in Groups B and C was significantly less than that in Group A (P <0.01); 3) The proportion of CGRP-PNF of 4-week animals in Groups B and C was significantly higher than that of 10-week animals (P <0.05). CONCLUSION: The expression of neurotransmitter, CGRP may depend on androgens, including testosterone and DHT in rat penis.

Androgens↗

Effects of androgen treatment on expression of macrophage Fcgamma receptors.

Macrophage Fcgamma receptors (FcgammaRs) play an important role in the host defense against infection and in the pathophysiology of immune cytopenias. Modulation of macrophage FcgammaR expression is a potential therapeutic approach to immune disorders. Glucocorticoids and progesterones decrease macrophage FcgammaR expression. We assessed the effect of treatment with androgens and antiandrogens on the expression of macrophage FcgammaRs using an experimental guinea pig model. Four androgens (testosterone, dihydrotestosterone, mesterolone, and danazol) and five antiandrogens (flutamide, nilutamide, cyproterone acetate, spironolactone, and finasteride) were studied. Following in vivo treatment of guinea pigs, we determined the clearance of immunoglobulin G (IgG)-sensitized erythrocytes in vivo, the binding of IgG-sensitized erythrocytes by isolated splenic macrophages, and splenic macrophage FcgammaR cell surface expression. All of the androgens impaired the clearance of IgG-sensitized erythrocytes by decreasing splenic macrophage FcgammaR expression. Dihydrotestosterone and mesterolone were more effective than testosterone or dihydrotestosterone. Flow cytometry and fluorescence microscopy with monoclonal antibodies demonstrated that the androgens decreased the cell surface expression of FcgammaR1,2 more than that of FcgammaR2. Antiandrogens did not significantly alter macrophage FcgammaR expression. Nevertheless, antiandrogens counteracted the effects of androgens on macrophage FcgammaR expression. These data indicate that androgens impair the clearance of IgG-coated cells by decreasing splenic macrophage FcgammaR expression. Thus, androgens other than danazol are candidate drugs for the treatment of immune disorders.

Androgens↗

Medicolegal aspects of doping in football.

This article describes the historical background of the medicolegal aspects of doping in sports and especially in football. The definitions of legal terms are explained and the procedure of individual case management as part of FIFA's approach to doping is presented. Finally, three medicolegal problems awaiting urgent solution are outlined: firstly, the difficulties in decision making arising from the decrease of the T/E ratio from 6 to 4; secondly, the therapeutic application of alpha-reductase inhibitors for male pattern baldness in the face of the classification of finasteride as a forbidden masking agent; and lastly, the increasing use of recreational drugs and its social and legal implications in positive cases.

Doping in Sports↗

Continuous haemodynamic monitoring in an unusual case of swallow induced syncope.

A 69 year old man is described with a 12 year history of intermittent syncope associated with ingesting solid food, mainly after having fasted. He was taking enalapril, propranolol, bendrofluazide (bendroflumethiazide), omeprazole, finasteride, and aspirin. Detailed investigations, including gastrointestinal evaluation, measurement of various gut hormones, and autonomic testing, indicated no abnormality. A liquid meal, performed before fasting, failed to elicit an episode. However, a solid meal after an overnight fast provoked near-syncope. Continuous non-invasive haemodynamic monitoring (with a Portapres II) indicated a short lived rise in blood pressure and heart rate, followed by severe hypotension, a fall in stroke volume and cardiac output, and then bradycardia. This favoured an initial increase in sympathetic activity, followed by vasodepression due to sympathetic withdrawal or activation of humoral vasodilatatory mechanisms, with bradycardia secondary to impaired cardiac filling. Withdrawal of enalapril abolished the episodes. The unusual nature of this case, in which haemodynamic recordings continuously were made during and after swallow syncope, induced soon after food ingestion, is discussed.

Aged↗

Management of patients with LUTS suggestive of BPH.

The QUIBUS study offers some insights into the current diagnosis and treatment of LUTS suggestive of BPH in Italy. As diagnosis is concerned, uroflowmetry and PSA testing were performed in a high percentage of cases (64 and 89%, respectively). Both transrectal ultrasonography and prostate biopsy were more frequent for increasing values of PSA, this suggesting that are used as screening procedures for prostate cancer. However, transrectal ultrasonography was performed overall in a large proportion of patients (61%), representing a routine examination in some centers. As treatment is concerned, the majority of QUIBUS patients had undergone or were undergoing medical therapy. Alphalytics were the drugs most commonly prescribed by urologists while primary care physicians showed the attitude to prescribe more frequently finasteride. On the surgical side, transurethral prostatectomy and open surgery were the most commonly employed procedures, suggesting that little room is left at present to minimally invasive procedures in Italy.

Adult↗

Long-term aspects of medical treatment of BPH.

Acute urinary retention (AUR) is an important complication of benign prostatic hyperplasia (BPH) and can affect 0.4-25% of men seen in urological practice each year. AUR is also one of the main indications for surgery, being the presenting features of 25-30% of transurethral resection of the prostate (TURP). However, TURP conducted under these conditions is associated with higher morbidity. A number of risk factors for AUR have been identified including severity of LUTS, reduced peak flow rate, prostate volume, post-void residual volume (PVR) and old age. Medical therapy for BPH can impact on prostate size, increased PVR and previous AUR episodes. Finasteride has been shown to reduce prostate size and consequently reduce the risk of AUR. Studies on the alpha(1) blocker, alfuzosin, also report a reduced incidence of AUR compared with placebo. In addition, alfuzosin has proven effective in a trial without catheter in patients with AUR, thus potentially reducing the need for prostate surgery or allowing elective surgery to be conducted without preoperative catheterisation. Both options are highly beneficial to the patient.

Acute Disease↗

Quality of life and sexuality: methodological aspects.

Benign prostatic hyperplasia (BPH) can impact significantly on a patient's quality of life (QOL), including sexual functioning. With increased life expectancy, this aspect of the disease is becoming increasingly important. Symptom severity can be measured using a number of instruments, the most common one being the International Prostate Symptom Score (IPSS). A number of studies have shown that symptom severity is correlated with decreased QOL, i.e. the more severe the symptoms, the greater the impact on QOL. Specific questionnaires have been developed to address the issue of sexual function, including the Brief Sexual Function Inventory and the International Index of Erectile Function. Importantly, these instruments can usefully be applied to assess the effect of the various therapies for BPH on sexual function. In general, the alpha(1)-blockers have minimal impact on sexual function, compared with finasteride, which can affect libido, ejaculation and erectile function itself.

Adult↗

The value of hair cosmetics and pharmaceuticals.

As early as can be traced, written documents testify endeavors shown by humanity to please by means of the hair. Hair care, color and style play an important role in people's physical appearance and self-perception. Dermatologists should be knowledgeable about the procedures people follow to look their best and should have the competence to provide patients with information on the benefits and hazards of hair cosmetics and pharmaceuticals. Shampooing is the most common form of cosmetic hair treatment. The diversity of qualities expected from a shampoo by today's consumer surpass the primary function of cleansing. Current shampoo formulations are adapted to the variations associated with hair quality, hair care habit and specific problems related to the superficial condition of the scalp. Hand in hand, test methods are developed to evaluate the efficacy of hair care products so that consumers are offered products that perform as claimed. Through the development of cosmetics with pharmaceutically active compounds, products are evolving that are becoming more similar to topical therapeutic agents (cosmeceuticals). The efficacy of cosmeceuticals that claim to act as hair growth stimulants should be measured by the standards set by the drugs minoxidil and, more recently, oral finasteride. Finally, health hazards associated with the use of hair care products, especially rinse-off products, have been overemphasized by the media and need careful correction by opinion leaders.

Dermatitis, Allergic Contact↗

Management of symptomatic BPH in France: who is treated and how?

OBJECTIVE: To review the contemporary management of symptomatic benign prostatic hyperplasia (BPH) in France. METHODS: Information was obtained from published scientific articles, IMS market analysis data and community-based surveys among older men. RESULTS: The prevalence of symptomatic BPH in France is relatively high. About 15-20% of men over 50-60 years of age report moderate to severe lower urinary tract symptoms (LUTS: total I-PSS >7). If this is applied to the 5.7 million men aged 60 or over living in France, it seems that 855,000-1,140,000 men have symptomatic BPH. In the AFU-Synthélabo community-based survey, around half of these men (more than 10%) visited a physician because they were bothered by these symptoms interfering with performing daily life activities. This suggests that approximately 600,000 patients have a diagnosis of symptomatic BPH in France. These patients can contact both general practitioners (GPs) and urologists for the management of symptomatic BPH. Approximately one in every four to one in every three men with LUTS visits directly a urologist whereas the other 65-75% initially contacts a GP in France. GPs very often prescribe medical treatment for LUTS related to BPH. Of all medical prescriptions in France, 80% are made by GPs and only 12.5% by urologists. The total market for medical therapy increased substantially since 1994. Since 1998, it grew with 2-3%/year. A total of 640,000 patients received medical therapy for BPH in 1998. The growth in the medical treatment market was mainly due to an increase in the number of patients receiving alpha(1)-adrenoceptor antagonists. Today, this is the most frequently prescribed class of medical therapy (45.3%) followed by plant extracts (37.5%) who's market share decreased slightly since 1996. The market share of finasteride is also still decreasing and represents today 17.2% of all prescriptions. The growth in the alpha(1)-adrenoceptor antagonist segment can mainly be attributed to the introduction of tamsulosin in 1996. The price for medical therapy in France is around 1 Euro/day and is estimated to be around 229 million Euro in 1998. All drugs are reimbursed for 35% by the Social Insurance. The number of prostatectomies has declined in France in the 1990s. A national database includes information from events taking place in all hospitals in France. It appears that a total of 66,431 surgical procedures for the prostate were done in 1997 of which 81% were performed transurethrally and 14% open. Total direct costs involved with these surgical procedures were 229 million Euro. CONCLUSIONS: The costs involved in the management of symptomatic BPH in France are very high. However, there still exist no official guidelines defining for GPs and urologists in a shared care environment how this condition should be diagnosed and in which situations which medical therapies should be prescribed or when surgery is indicated. The French urological association is playing a key role in improving treatment of BPH. Several initiatives are underway to observe real life practice by developing a national database for urology, promote studies to evaluate cost/effectiveness of each therapy, define national guidelines of good practice and develop the shared care concept with GPs. Copyrightz1999S.KargerAG,Basel

Forecasting↗

Management of the BPH syndrome in Germany: who is treated and how?

OBJECTIVES: To review the available data on contemporary management of symptomatic benign prostatic hyperplasia (BPH) within the German healthcare system. METHODS: Information was obtained from articles published in scientific journals retrieved through searches in Medline and Embase. In addition, preliminary data from the first representative German survey on lower urinary tract symptoms (LUTS) were obtained ('Herner LUTS-Study', a community-based survey in Herne, a city within the industrial complex called the Ruhr Area). Finally, the recently established German guidelines for the diagnosis and treatment of the BPH-Syndrom (BPS) were reviewed. RESULTS: Only few studies are published in the literature analysing the current concepts of management of BPH in Germany. These studies show that there is variation in the concepts of conservatory and surgical management of BPH. The German BPH guidelines suggest watchful waiting for patients with mild LUTS (total I-PSS < or = 7) and medical therapy or surgery for those with moderate to severe LUTS (I-PSS >7). There was no final consensus on the role of phytotherapy in the German treatment guidelines, due to the lack of clinical data. alpha(1)-Blockers and finasteride (for prostates >40 ml) are recommended medical treatment approaches. Transurethral resection of the prostate (TUR-P) is considered to be the standard surgical procedure. Preliminary data from the Herner LUTS-Study show, that approximately 30% of men aged 50-80 years have moderate to severe LUTS (i.e. total I-PSS score >7). About a third of these men currently seek healthcare. CONCLUSIONS: LUTS and BPS are a highly prevalent condition in Germany. With the estimate that the number of men over the age of 65 will almost double in Germany within the next 30 years, it will be a challenge in the next millennium to find the healthcare resources for the management of BPS. Copyrightz1999S. KargerAG,Basel

Germany↗

Management of symptomatic BPH in Italy: who is treated and how?

OBJECTIVE: To investigate the management of symptomatic benign prostatic hyperplasia (BPH) in Italy. METHODS: Information on diagnosis, medical and surgical treatment was obtained from two different questionnaires independently mailed to urological centers in Italy. Data on drug treatments were obtained from a national database. General practitioner (GP) clinical practice patterns were obtained from a panel discussion between general practitioners and urologists. RESULTS: First line medical treatment is currently undertaken by GPs more often and to a smaller extent by urologists to whom patients can self-refer. Primary care diagnostic algorithm consists of patient's interview, physical rectal examination and urinalysis. The main reason for referral of a BPH patient to the urologist by GPs appears to be an unsatisfactory outcome of first line medical therapy. Examination of the suprapubic area plus rectal examination is always performed by urologists during physical examination while evaluation of motor and sensory function is carried out in 28% of patients only. Voiding diary and I-PSS score are currently used by 17 and 65% of urologists, respectively. Urinalysis, plasma creatinine and prostate specific antigen (PSA) are used in 100, 94 and 89% of cases, respectively. Ninety-four percent of urologists use uroflowmetry with evaluation of post voiding residual by ultrasound. Pressure-flow studies are used in selected cases by 89% of urologists. Ultrasound imaging of the kidney, bladder and prostate transrectal ultrasound (TRUS) is reported as current practice in 79, 71 and 53% of questionnaires, respectively. Over six million medical consultations with prescriptions for BPH were carried out in 1998 accounting for 190, 600,000 drug treatment days. Prescriptions for 5alpha-reductase inhibitors accounted for 71,400,000 days of treatment, alpha-blockers for 104,000,000 and plant extracts for 15,300,000 days. In 24 to 28% of cases more than one drug was prescribed. Indications for invasive treatment rely on symptoms (98%), presence of BPH complications (90%), flowmetry (65%), residual urine (50%), prostate volume (40%) and urodynamics (20%). About 10% of patients consulting the outpatient clinics were allocated to watchful waiting, 50% received pharmacological treatment and 40% invasive treatment. Analysis of invasive treatment options resulted in 62% of patients receiving transurethral resection of the prostate (TURP), 29% open prostatectomy and the remaining 9% received various forms of minimally invasive treatments. Patients were most commonly followed up for 3 months with 62% of patients followed up at one year post-operatively and then yearly. CONCLUSIONS: Our survey suggests that the current clinical practice of primary and secondary care physicians is in line with the recommendations of the IVth International Consultation on BPH. However, Italian urologists seem to use less frequently symptom scores and voiding diaries than recommended. It seems that open surgery is more frequently used in Italy than in other European countries. Minimally invasive treatments remain a very small portion of interventions for the management of BPH in Italy. Fifty-five percent of patient days of treatment are alpha-blockers, 37% is finasteride. The share of alpha-blockers has dramatically grown with the introduction of the first prostate-selective agent, tamsulosin. Copyrightz1999S.KargerAG, Basel

Forecasting↗