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[Spotted fever group rickettsiosis in Chiba Prefecture].

In Chiba Prefecture, the first patient of infection with spotted fever group Rickettsia was found in 1987, thereafter nine patients were detected serologically by the end of 1990. Patients were found in the villages of Amatsukominato, Katsuura and Ootaki, which were located in southern part of Chiba Prefecture. The illness occurred from June to October. On the other hand, patients with Rickettsia tsutsugamushi were seen from October to September. Difference of prevalent seasons of these two types of rickettsiosis is important to make a clinical diagnosis and serological identification of this …

Bickerstaff's brainstem encephalitis associated with typhoid fever.

A 14 year old boy developed the syndrome of Bickerstaff's brainstem encephalitis during the course of bacteriologically proved typhoid fever. The clinical course and the results of various neurological investigations are detailed. This report adds a further manifestation to the published neuropsychiatric complications of typhoid fever.

Mixed cryoglobulinemia associated with chronic Q-fever.

A 41-year-old woman who presented with purpura, glomerulonephritis and mixed cryoglobulinemia was found subsequently to have developed chronic Q-fever. Since Q-fever is a frequent cause of culture negative endocarditis in some endemic areas, the diagnosis of Q-fever endocarditis should be considered in patients presenting with mixed cryoglobulinemia of unknown cause.

Rocky Mountain spotted fever--United States, 1990.

In 1990, state health departments reported 649 cases of Rocky Mountain spotted fever (RMSF) to CDC, a 7.6% increase from the 603 cases reported in 1989. The incidence rate was 0.26 per 100,000 persons. Of the 649 cases, 292 (45.0%) and 101 (15.6%) were reported from the South Atlantic and the West South Central regions, respectively.

Staphylococcal enterotoxins in scarlet fever complicating chickenpox.

Two cases of scarlet fever are described, both following super-infection of chickenpox. Enterotoxin B and C producing staphylococci were the only pathogens identified. The role of staphylococcal and streptococcal toxins in the pathogenesis of scarlet fever and toxic shock syndrome is discussed.

Late-onset drug fever associated with minocycline.

A patient presenting with a pyrexial illness and transiently deranged liver function tests is described. He had been taking minocycline for 12 months. The causal association with this drug was demonstrated by withholding and then rechallenging with minocycline. This report documents drug fever as an adverse reaction to minocycline, and its late onset is of added interest.

Хроническая лихорадка Q: диагностика и наблюдение.

Сера была получена от 40 пациентов (25 мужчин и 15 женщин), имеющих клинические характеристики, совместимые с диагнозом хронической лихорадки Q. Имеются общие или частичные клинические данные. У всех из них были серологические данные о хронической лихорадке Q (титер I класса I, превышающий 800). Последним диагнозом была сосудистая инфекция в четырех случаях (при двух положительных культурах - коксиелла-жгуте ii), костная инфекция у двух пациентов (одна положительная культура), хронический гепатит у одного пациента и эндокардит - в 32. У последнего пациента была изолированная лихорадка с хронич

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Sera from 40 patients (25 men, and 15 women) with clinical features compatible with the diagnosis of chronic Q fever were received. Total or partial clinical data were available. All of them had serological evidence of chronic Q fever (IgG class anti-phase I titer greater than 800). The final diagnosis was vascular infection in four cases (with two positive …

Citrobacter freundii bacteraemia presenting as typhoid fever.

Citrobacter infections usually arise opportunistically in immunocompromised persons. We report the case of a young man in whom Citrobacter freundii caused a primary invasive illness similar to typhoid fever.

Pericarditis associated with tick-borne Q fever.

A case of pericarditis associated with Q fever is described. Transmission was probably via an arthropod vector, which was most likely the kangaroo tick Amblyomma triguttatum. Complete recovery occurred in association with the use of non-steroidal anti-inflammatory agents only. This is a rare presentation of Q fever implicating transmission by a novel vector.

Severe yellow fever with 23-day survival.

In a severe case of jungle yellow fever, acquired in the Brazilian mid-west region, clinical and laboratory evidence of hepatic and renal failure, cardiovascular disturbance, coma and bleeding disorder developed. The patient was treated in an intensive care unit and hemodialysis was performed. In spite of severe liver dysfunction, most biochemical parameters returned to normal values but the patient finally died of respiratory failure on the 23rd day, due to secondary bacterial pneumonia. A post-mortem liver biopsy showed regeneration of normal liver architecture. Without the bacterial respira…