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Biomedical subjects

P Mahajan

Publications and source records attributed to P Mahajan.

29 records · Page 2Linked to original sources

Propranolol concentrations in blood serum, seminal plasma and saliva in man after a single oral dose.

A single dose of 80 mg racemic propranolol hydrochloride was administered by mouth to six healthy male volunteers. The mean concentration achieved in seminal plasma at 2 h after dosing was almost identical to that in blood serum. The concentrations of propranolol in seminal plasma and saliva were much less than those known to reduce sperm motility by 50% in vitro. The concentrations in saliva did not reflect those in blood serum. Propranolol in the dose administered in this study is unlikely to affect fertility by its presence in saliva or semen.

Administration, Oral↗

Storage disorders presenting like mucopolysaccharidosis.

The term dysostosis multiplex is specifically applied to the group of radiological features collectively found in a number of specific metabolic disorders including the mucopolysaccharidoses, mucolipidosis, mannosidosis, fucosidosis and several other rarer conditions. We report eight cases of mannosidosis, fucosidosis and mucolipidosis with special emphasis on the differentiation from the more common mucopolysaccharidoses.

Child↗

Patient satisfaction with the Diskhaler and the Diskus inhaler, a new multidose power delivery system for the treatment of asthma.

To evaluate patient satisfaction with two breath-actuated powder inhalers (Diskhaler and Diskus), investigators asked patients to complete questionnaires as part of a randomized, double-masked, double-dummy, placebo-controlled study of fluticasone propionate powder (500 mg twice daily) in the treatment of chronic persistent asthma. At baseline, patients rated the importance of various inhaler attributes (i.e., ease of use, ease of loading with medication, ease of holding and operating, ease of cleaning, and ease of telling how many doses of medication are left). After 2 weeks of placebo and 6 and 12 weeks of active therapy, patients rated the inhalers on these same attributes. They also rated their general satisfaction with the inhalers and how comfortable they were using them. After 12 weeks, patients also rated the durability and convenience of carrying each device and were asked to indicate which they preferred. Data were available from 213 patients. All seven inhaler attributes measured were considered important by the majority of patients (71% to 91%), contributing to the validity of the patient-rated performance assessments. After 12 weeks of use, 57% to 88% of patients expressed a high level of satisfaction with the performance of the Diskhaler on all attributes; a high level of overall satisfaction (72%) and comfort (79%) was reported with this inhaler. Patients rated the performance of the Diskus inhaler very favorably, with 76% to 96% expressing a high level of satisfaction on all attributes; a high level of overall satisfaction (87%) and comfort (85%) was reported with this inhaler. At end point, 61.4% preferred the Diskus inhaler, 25.4% preferred the Diskhaler inhaler, and 13.2% expressed no preference. These breath-actuated powder inhalers may be acceptable alternatives to traditional metered-dose inhalers for the treatment of patients with asthma.

Adolescent↗

Drug information sources used by community pharmacists in Louisiana: a preliminary study.

OBJECTIVE: There is a paucity of information in the literature regarding the type of reference sources that are used by community pharmacists to answer drug information questions. This survey was conducted to determine the frequency of use of selected drug information references by independent and chain pharmacists in Louisiana. DESIGN: A study population of 15% of registered pharmacists was obtained by random stratification of all pharmacists on the mailing list of the Louisiana Board of Pharmacy on the basis of zip code and gender. These pharmacists were mailed an uncoded, pretested questionnaire and were asked to complete and return it if they were employed by an independent or chain pharmacy; nonchain and independent pharmacists were asked to return their questionnaires uncompleted. No follow-up was performed. PARTICIPANTS: Ninety-one independent pharmacists (mean age=45 y; mean years of experience=21) and 71 chain pharmacists (mean age=40 y; mean years of experience=16). OUTCOME MEASURES: The frequency of use of selected drug information reference sources by independent and chain pharmacists and the type of drug information questions received by pharmacists were determined. A Statistical Analysis System software program was used to analyze the data. Spearman's rank test was used to determine statistical differences between independent and chain pharmacists. The a priori level of significance was p less than or equal to 0.05. RESULTS: A 54% response rate was obtained.(ABSTRACT TRUNCATED AT 250 WORDS)

Age Factors↗

MURCS association--a review of 7 cases.

MURCS association (Mullerian hypoplasia/aplasia, renal agenesis and cervicothoracic somite dysplasia) is emerging as the second most frequent cause of primary amenorrhoea after Turner syndrome. Seven cases have been described and analysed. All cases had absence of uterus and tubes 85% had cervical spine abnormalities such as vertebral fusion, hypoplasia of vertebrae or butterfly vertebrae and short stature and 28% had renal agenesis or ectopy. The latter finding is in contrast to the reports in world literature where the frequency of renal agenesis is higher. There was no familial incidence in these seven cases lending credence to the belief that the association is essentially sporadic.

Abnormalities, Multiple↗

Wildervanck syndrome (cervico-oculo-acoustic syndrome).

Wildervanck syndrome i.e. cervico (Klippel-Feil anomalad) -oculo (Duane-Stilling-Turk phenomenon with bilateral abducens palsy)-acoustic (deafness) is a rare syndrome. We report here 4 cases diagnosed as Wildervanck syndrome and analyse their findings. One patient had an an atrial septal defect. Such association of congenital heart disease with Wildervanck syndrome has not been reported previously.

Abnormalities, Multiple↗

Gelatin particle agglutination assay to detect anti-PGL-I antibodies in leprosy patients and in household contacts: a preliminary study.

A preliminary study of anti-phenolic glycolipid-I (PGL-I) IgM antibody detection using M. leprae gelatin particle agglutination (MLPA) test kit is described. Antibodies were demonstrated in 70% of our leprosy patients taking antileprosy treatment. The percentage of positivity of multibacillary cases was 86.0, whereas that of paucibacillary cases was 30.0. Good correlation was found between bacteriological index and the presence of antibodies. Antibodies were detected in 28% of our patients released from treatment. Fourteen out of 27 household contacts were found to have antibodies but none of the normal controls were seropositive. These preliminary data demonstrate that MLPA test is not applicable as sero-diagnostic test or as a test of cure, but may be useful for epidemiological studies and as a research tool.

Agglutination Tests↗

Pseudoachondroplastic dysplasia.

Pseudoachondroplasia is a heterogeneous inherited skeletal dysplasia in which dwarfism is a major feature. We report here a case of a 7 year old girl misdiagnosed as rickets, who presented with short stature, lordosis, genu varum and flexion deformities at both the elbows. Skeletal survey revealed epiphyseal and metaphyseal irregularities. A review of literature is also presented.

Achondroplasia↗