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Biomedical subjects

C L Leen

Publications and source records attributed to C L Leen.

At least 37 records · Page 2Linked to original sources

Fungal infections in drug users.

Fungal infections may account for 5-50% of serious infections in intravenous drug users, and for 5-50 per 100,000 hospital admissions. The fungi most commonly encountered are Candida and Aspergillus spp. Candidosis may be disseminated, with lesions in superficial structures, the eye and the skeletal system, or limited to the eye, the heart (as endocarditis) or the central nervous system. Aspergillosis usually presents as endophthalmitis or as central nervous system infection. Mucormycosis is also met with occasionally, and various fungi may cause endophthalmitis or endocarditis. Antifungal therapy for intravenous drug use-related infections is no different from that for similar mycoses in other patients, but the management of intravenous drug users requires considerable clinical skill.

Humans↗

IgG replacement therapy for primary hypogammaglobulinaemia during pregnancy: report of 9 pregnancies in 4 patients.

We report the cases of four pregnant women with primary hypogammaglobulinaemia, who received intramuscular, intravenous or no replacement therapy with IgG in late pregnancy, and review the literature. Intravenous replacement administered to the mother during pregnancy produces adequate serum IgG levels in the neonate, and should be the treatment of choice in this situation.

Adult↗

Once-weekly fluconazole to prevent recurrence of oropharyngeal candidiasis in patients with AIDS and AIDS-related complex: a double-blind placebo-controlled study.

Fluconazole 50 mg daily for 14-28 days was effective in the treatment of patients with AIDS and AIDS-related complex with severe oropharyngeal and oesophageal candidiasis. Of 24 patients entered, 17 (81%), including seven with oesophageal candidiasis, were clinically cured and two (9.5%) improved at the end of treatment. Following clinical cure, 14 patients were entered into the double-blind phase of the study, where fluconazole (150 mg) or placebo capsules were given once weekly. Treatment was double blind. Fluconazole 150 mg once weekly was found to be effective in maintaining patients both clinically and mycologically free of oropharyngeal candidiasis.

AIDS-Related Complex↗

Acute gastroenteritis in infants under 6 months old.

Sixty two babies under the age of 6 months who were admitted with gastroenteritis completed a study of gradual refeeding compared with abrupt refeeding after a period of rehydration. There was no difference in the incidence of recurrence of diarrhoea due to lactose intolerance, effect on weight, or duration of hospital stay. Twenty six babies (42%) had recurrence of diarrhoea after refeeding, all of whom settled with the introduction of a lactose free soya based formula. Well nourished babies under 6 months of age with mild to moderately severe gastroenteritis can be fed immediately with full strength milk feeds after rehydration. The introduction of a lactose free soya based preparation may provide an alternative to repeated attempts at regrading with cows' milk feeds in those patients with lactose intolerance.

Acute Disease↗

Seven years experience of acute hepatitis B in a regional department of infectious diseases and tropical medicine.

A total of 280 cases of acute hepatitis B arising between 1979 and 1985 were retrospectively reviewed. Following an increase in the number of cases in 1983 and 1984, the incidence declined sharply in 1985. The main risk for infection was intravenous drug misuse (51.1%). Only one patient died from fulminant hepatitis. After leaving hospital, 110 patients were kept under surveillance. None suffered from chronic liver disease and none became a carrier of hepatitis B virus.

Acute Disease↗

Multiple extra-adrenal paragangliomas associated with catecholamine cardiomyopathy.

We describe a patient with multiple extra-adrenal paragangliomas who presented with clinical features of a dilated cardiomyopathy. Hypertension was not a major feature of the illness despite excessive catecholamine secretion by the tumours. Following surgical resection the changes of dilated cardiomyopathy did not regress on echocardiography and the patient died of left ventricular failure.

Abdominal Neoplasms↗