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[Treatment of typhoid fever using ofloxacin. Clinical experience and determination of antibiotic diffusion into the mesenteric lymph nodes].

Nine patients with typhoid fever were given ofloxacin in a daily dosage of 400 mg for ten days. All patients recovered with no relapses. No case of Salmonella typhi carriage was recorded. Diffusion of ofloxacin into mesenteric lymph nodes was studied in four patients. Mean concentration was 1.46 micrograms/g after four 200 mg doses. According to our results, ofloxacin could be considered as one of the alternatives for treating typhoid fever.

Adolescent↗

Familial occurrence of typhoid acute glomerulonephritis.

Three cases of typhoid nephritis occurring in a single family are reported. A clinical similarity to poststreptococcal nephritis was noted, although no hypocomplementemia was observed. The same phage type occurred in other patients who did not exhibit nephritis. The possibility of a host factor was therefore considered to be involved, although no HLA haploid-type link was found in the patients. These cases illustrate that in certain geographical areas the possibility of typhoid fever should be considered in patients with nephritis and concomitant fever.

Acute Disease↗

[Aspects of typhoid fever in children].

Some aspects of typhoid fever in 77 children are discussed. There were 48 boys and 29 girls and their ages ranged from 1 month to 12 years. The patients were treated with chloramphenicol 100 mg/kg/d during the first 2 weeks and with either amoxycillin (100 mg/kg/d) or ampicillin (200 mg/kg/d) during the third week. The average duration of fever was 5.2 days. There was 1 relapse and 1 child, a baby aged 1 month, died. The correct diagnosis was not suspected by the referring doctor in 38% of the patients. On admission the commonest complaints were fever, abdominal pain, diarrhoea, headache and vomiting. The commonest findings on examination were tenderness or distension of the abdomen, apathy or delirium, rhonchi or crepitations, liver enlargement and meningism. There was anaemia (Hb less than 10 g/dl) in 23% and lymphopenia (less than 1500/microliter) in 43% of the patients. The differential white blood cell count revealed 5% or more unsegmented neutrophils in 32% of the patients, while 25% had 10% or more band cells. Two patients (sisters) failed to respond after 15 and 16 days of therapy with chloramphenicol and ampicillin because of resistant Salmonella typhi and were successfully treated with co-trimoxazole. Practitioners caring for black patients should always be on the alert for typhoid fever; some patients may not respond to chloramphenicol or amoxicillin. During the acute phase milk feeds are best replaced by soya products because of abdominal distension or aggravation of diarrhoea by milk.

Amoxicillin↗

[Typhoid fever in childhood].

Typhoid fever is an uncommon disease in the Netherlands. Acquisition occurs mainly during holidays in an endemic area. The history of three children, admitted in the summer of 1985, will be discussed, in one of them the disease had a complicated course. A short review of the literature is given, especially regarding pathogenesis, diagnosis and treatment. Cultures of blood, faeces and bone-marrow are essential for diagnosis. Bone marrow culture remains the most effective method for recovery of the causative agent, especially in children who previously were treated with antibiotics. Chloramphenicol still is the drug of choice in treatment. Vaccination with the oral typhoid vaccine of children who intend to visit an endemic area is recommended.

Bone Marrow↗

[Experience in dividing Tyumen Province into districts according to typhoid morbidity based on sanitary demographic factors].

For the first time the territory of Tyumen Province has been zoned according to situation in typhoid fever morbidity by means of a complex of methods for computerized statistical data processing in combination with extensive epidemiological analysis. As a result, 43 administrative districts have been grouped in 5 zones having similar epidemiological, sanitary, hygienic, and demographic characteristics. For these zones territorially differentiated measures for decreasing typhoid fever morbidity have been worked out.

Carrier State↗

The sensitizing effect of various typhoid vaccines as revealed under experimental conditions.

Typhoid vaccines, both heat-inactivated vaccines prepared in liquid and solid media and alcohol-inactivated dry vaccines, frequently possess sensitizing properties. Heat-inactivated vaccines prepared in liquid media have higher sensitizing activities than those prepared in agar and alcohol-inactivated vaccines grown in liquid media under aeration.By inducing a Shwartzman phenomenon in rabbits, it is possible to characterize the sensitizing activity of each vaccine lot, and of its components, in comparison with a reference vaccine. The sensitizing activity of the supernatant fluid is as high as that of the whole vaccine but the washed microbic cells have a low activity. There is a marked correlation between the immunogenic activity, the toxicity and the sensitizing properties of the whole vaccine and its components-supernatant fluid and washed cells.Minimum requirements for permitted amounts of toxicity and sensitizing activity of typhoid vaccines can be formulated only after further information is obtained on the correlation between data from laboratory tests and assays of toxicity of vaccines in human subjects.

Animals↗

[Children typhoid fever in Saigon (Vietnam) : epidemiological and biological aspects (author's transl)].

A review of 130 children cases of typhoid fever in Saigon (Vietnam). Leuco-neutropenia is far from regular but thrombopenia is frequent. The typhoid bacillus is generally cultivated from blood during the first two weeks of the evolution. There is evidence in most S. typhi strains of a plasmid resistance for streptomycine, chloramphenicol, tetracycline and sulfamides. Strains of the various other enterobacteria of the intestinal flora are generally resistant for many more antibiotics than S. typhi.

Adolescent↗

[Epidemiological observations on the typhoid fever outbreak 1974 in the south-west of the Federal Republic of Germany (author's transl)].

A typhoid fever epidemic broke out in Baden-Württemberg during October and December 1974, 436 cases could be analyzed statistically. The interval between the date of earliest symptoms and the registration at the health-office was 18 days. This was the double respectively the triple of previous typhoid outbreaks. This interval results from a prolonged stay at home and a hospitalisation time with an average of 5 days from the hospitalisation to the registration. The interval between hospitalisation and the definitive diagnosis was 19 hours. The analysis of the age and sex incidence shows a high percentage of 15 to 30 years old women, which is due to the occupational exposition. The low morbidity of the 50 to 65 years old men points at a pre-exposition during World War II.

Adolescent↗

Sequential changes in the concentration of specific serum proteins during typhoid fever infection in man.

An automated immunoprecipitin system has been utilized to quantitate the concentration of 10 specific proteins in the plasma of man. Values obtained by this technique are in agreement with the published concentrations for these specific plasma proteins. This technique was utilized to determine the sequential change s in 10 individual plasma proteins of volunteers exposed to Salmonella typhi. In those volunteers who developed typical typhoid fever, plasma concentrations of the acute phase proteins, alpha1-acid glycoprotein, alpha1-antitrypsin, and haptoglobin, as well as C3 complement were significantly increased with the onset of febrile illness. In contrast, the concentration of plasma albumin and tranferrin were depressed while plasma IgM became elevated during early convalescence from this infection. No significant changes were observed in the plasma concentrations of alpha2-macroglobulin, IgG, or IgA. In the exposed volunteers who did not become ill, the only significant change was a brief depression of alpha1-antitrypsin. During typhoid fever the patterns of change for individual plasma acute-phase globulins were different from those reported for patients with hepatitis, myocaridal infarction, or surgery.

Adult↗

Neuro-psychiatric manifestations of typhoid.

The clinical pattern of typhoid fever is changing, and in particular the incidence of neuro-psychiartic manifestations is on the increase. In 246 cases of enteric fever we found 124 with confusional states, delirium, coma, generalized myoclonus, Parkinsonian rigidity or psychoses. We further distinguished two major sub-groups with an acute and an insidious onset. The apparent increase in the frequency of neuro-psychiatric complications of typhoid could represent a change in the pathogenicity of S. typhi or the increasing recognition of a biochemical defect caused by a bacterial endotoxins and provoked by poor nutrition.

Adolescent↗

[Dynamics of typhoid-paratyphoid infection morbidity in Chimkent Province].

The study of the time course of typhoid-paratyphoid infections in the Chimkent region for the period of 1944-1979 has revealed the periodicity of their rises (falls) repeating every 2-4 years. Since 1964 the tendency towards the decrease of morbidity has been observed. The annual rate of this decrease is 4.9%. Periodic changes in the annual level of typhoid-paratyphoid infections do not depend on the temperature of the air and the seasonal number of winged flies. There is a pronounced direct correlation between the annual morbidity level and the frequency of summer precipitations, this correlation being more pronounced during the first 2 summer months.

Humans↗

Antigenic analysis of Barber's protein antigen prepared from Salmonella typhi and demonstration of protein-specific antibodies in sera of typhoid patients.

A crude protein antigen (Barber's antigen) was prepared from Salmonella typhi by mild extraction with veronal buffer followed by repeated precipitation with trichloracetic acid according to the method of Barber. From serological studies and polyacrylamide gel electrophoresis, Barber's antigen was found to be highly heterogeneous and contain both the lipopolysaccharide and Vi antigens in addition to the protein antigens. Nevertheless antibodies specific to the proteins in the Barber's antigen were demonstrated in typhoid patients' sera by radioimmunoassay, indicating that proteins were also a major antigenic component of S. typhi and might play a role during typhoid infection.

Antibodies, Bacterial↗

[Antibody titers in the serum of patients suspected of typhoid using the classical Widal and microagglutination tests].

Blood serum samples taken from typhoid fever suspected patients during the last typhoid fever epidemic in Ankara in 1981 were tested comparatively with classical Gruber-Widal test and microagglutination technique using safranin-stained Salmonella typhi O and H antigens. Results showed that microagglutination technique was more reliable, less time and antigen consuming and permitted a more objective evaluation of agglutinin titers.

Agglutination Tests↗

Immunological and clinical aspects of kidney disease in endemic typhoid fever in Iran.

Immunological events in the acute, recovery and convalescent stages of typhoid fever were correlated with the occurrence of renal disease in 24 consecutively selected patients. Serum complement levels (C3) were significantly reduced in patients with renal disease during the acute state (p less than 0.01) and increased to normal levels in the recovery phase. IgG and IgM immunoglobulin levels were significantly lower than control values in all three stages (p less than 0.05). While IgA levels were elevated to above control levels in patients with and without renal disease in all three stages, IgA levels were lower in patients with renal disease compared to those without renal involvement in the acute stage (p less than 0.025). The percentage of T cells was increased significantly in all three stages (p less than 0.01). Seven patients showed renal abnormalities. All of them had glomerular disease demonstrated by proteinuria of 1.0 g or greater per 24 h, associated with significant haematuria. Almost all of these patients were glucose-six-phosphate-dehydrogenase (G.6.P.D.) deficient. Serum blood urea nitrogen was elevated in five of these patients who were G.6.P.D. deficient, and two of them developed classical acute tubular necrosis. It appears that renal involvement in typhoid fever commonly occurs as transient glomerular or tubular disease in G.6.P.D. deficient individuals. Glomerular disease is associated with a decrease in serum complement (C3) level in acute stage.

Adolescent↗

Bleeding cecal typhoid ulcer. Value of emergency angiography for selective surgical hemostasis.

A case of bleeding cecal typhoid ulcer in a 22-year-old patient demonstrated by superior mesenteric arteriography is described. An attempt to stop hemorrhage using intraarterial vasopressin infusion, failed. However, arteriography proved helpful in locating the bleeding site, and in permitting conservative surgery, namely cecal ulcer suture to achieve hemostasis. On the basis of this case and a review of the literature, management of complicating hemorrhage resulting from typhoid fever is discussed, with particular reference to radiological procedures.

Adult↗

Immunological study of typhoid fever in man. II Cell-mediated immune response.

The development of cell-mediated immune response to lipopolysaccharide and Barber protein from Salmonella typhi was investigated in patients suffering from typhoid fever. The cell-mediated immunity as measured by the leukocyte adherence inhibition test, was demonstrable in 77% of patients with typhoid fever but only in 5.6% of healthy controls. It was found that cell-mediated immune response appeared after the first week of illness and persisted for at least 4 weeks. The time course development of cell-mediated immune response and humoral immune response was correlated but the magnitude of each response was independent on one another.

Histocompatibility Antigens Class II↗

Massive lower gastrointestinal bleeding in patients with typhoid fever.

The classical approach to management of intestinal hemorrhage due to typhoid ulceration has been conservative. In, however, the event of massive, persistent and life-threatening hemorrhage not responding to conservative measures, early surgical intervention is life-saving, controls typhoid toxemia rapidly and presents no special difficulties. A right hemicolectomy is recommended. Four such patients treated by us with bowel resection have had an uneventful recovery.

Adolescent↗