PubMed HealthSearch

Biomedical subjects

J H Brewer

Publications and source records attributed to J H Brewer.

At least 19 recordsLinked to original sources

The affinity between continuous quality improvement and epidemic surveillance.

OBJECTIVE: To discuss the close affinity between the continuous quality improvement (CQI) concept of monitoring a process for the introduction of special causes and epidemic surveillance. DESIGN: A case study of a CQI tool for infection control epidemic surveillance. SETTING AND PATIENTS: A 668-bed acute care hospital with 5 intensive care units supporting heart, liver transplant, and trauma teams. The infection control department consists of 2.5 full-time employee nurse epidemiologists and a medical director who is an infectious disease specialist. RESULTS: The outbreak investigation illustrates principles of CQI and their relationship to epidemic surveillance through the use of applied statistical methods. CONCLUSIONS: The expanding role of hospital epidemiology is enhanced by applying CQI concepts to improving health care. The application of epidemiologic tools and principles to the problems of nosocomial infections is strongly connected to the CQI concept of using dependable data to improve processes.

Disease Outbreaks

Chronic pulmonary histoplasmosis with an oral lesion.

Histoplasmosis is a fungal disease resulting from inhalation of airborne spores of the organism Histoplasma capsulatum. The disease is endemic to the Ohio and Mississippi river valleys. Oral lesions are not common, but when present, they are usually associated with the severe disseminated form of histoplasmosis. This particular case is presented as an example of chronic pulmonary histoplasmosis in which a localized gingival lesion represented the initial clinical manifestation of the disease. Diagnosis was based on a positive biopsy and the results of chest radiographic examination. If, as in this case, serologic, hematologic, and physical examination results are negative, the biopsy of suspicious lesions is of paramount importance to the clinical differential diagnosis.

Aged

Norwegian scabies in a patient with acquired immune deficiency syndrome.

A rare, severe form of scabies called Norwegian or keratotic scabies is described in a patient with acquired immune deficiency syndrome (AIDS). This is the first known description of this disease in an AIDS patient. The occurrence of secondary staphylococcal sepsis illustrates the importance of early correct diagnosis and treatment. Cutaneous hydration followed by aggressive application of gamma benzene hexachloride was safe and effective.

Acquired Immunodeficiency Syndrome

Posttraumatic Pasteurella multocida meningitis.

The patient described was immunologically compromised by multisystem trauma. Pasteurella multocida was isolated from the respiratory tract and subsequently from the cerebrospinal fluid; direct spread apparently occurred by way of a basilar skull fracture. Sepsis was absent. He was successfully treated but subsequently had hydrocephalus, which has not previously been reported to occur after P multocida meningitis. Because of the opportunistic nature of this infrequent human commensal and the significant morbidity and mortality associated with it, we believe that isolation of Pasteurella multocida from the respiratory tract justifies treatment, especially in the compromised host.

Adult

Cutaneous mucormycosis in a heart transplant patient.

We present the first case of cutaneous mucormycosis reported in a patient who had undergone a heart transplant operation. This appeared to be a localized infection without a predisposing local factor such as a surgical adhesive and without evidence of dissemination. Prompt treatment with intravenous amphotericin B resulted in an apparent cure.

Adult

Cryptococcal cellulitis with multiple sites of involvement.

Cryptococcal cellulitis is an uncommon cutaneous manifestation of generalized cryptococcal disease. We describe the only reported incidence with multiple sites of cutaneous involvement. In an immunosuppressed patient an apparent cellulitis, even with multiple sites of involvement, that does not respond to appropriate antibiotics should alert one to the possible diagnosis of cryptococcal cellulitis.

Adult

Staphylococcus epidermidis ventriculitis treated with vancomycin and rifampin.

Two cases of ventriculitis with Staphylococcus epidermidis that failed on therapy with an antistaphylococcal penicillin are presented. Both infections responded to a combination of intravenous and intraventricular vancomycin and rifampin. Vancomycin and rifampin represent an important antibiotic regimen for the management of resistant infections of the central nervous system, especially with those due to S. epidermidis or methicillin-resistant Staphylococcus aureus.

Anti-Bacterial Agents

Campylobacter septic abortion.

We have reported a case of a septic abortion caused by Campylobacter fetus ssp jejuni. This organism is best known for producing diarrhea, but is now being linked with more serious diseases, including pregnancy wastage.

Abortion, Septic

Sepsis.

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Gram-Negative Bacteria

Disseminated coccidioidomycosis in a heart transplant recipient.

A cardiac transplant patient developed disseminated coccidioidomycosis shortly after transplantation and institution of immunosuppressive therapy. The patient was maintained on intravenous and intrathecal amphotericin B for 19 months, but when therapy was discontinued, the disease relapsed and he died. At autopsy the cardiac allograft was without signs of rejection, but the patient had coccidioidomycotic lesions in multiple organs. There is an increasing number of reports of disseminated coccidioidomycosis in immunocompromised patients, especially those who receive steroids or immunosuppressive therapy. Coccidioidomycosis may represent a severe complication in the transplant patient.

Azathioprine

Pericarditis in a patient with Legionnaires' disease.

Pericardial involvement with legionnaires' disease is rare. Pericarditis with legionnaires' pneumonia developed in a patient with previous mediastinal irradiation for Hodgkin's disease. Subsequently, the patient had progressive symptoms of pericardial constriction that required pericardiectomy. Acute infection with agents such as legionnaires' bacillus may precipitate the late appearance of pericardial disease in patients with previous mediastinal irradiation.

Adult

Anaerobic microbiology in the NASA space program.

After briefly reviewing the earlier methods used to monitor the microbial load of returned lunar material, the author reports the more accurate research on the ability of terrestrial organisms to grow under simulated Martian environments. The possible importance of anaerobic microbiology can readily be seen because of the low level of O2 found on Mars. The question of whether any of the experiments on board the Viking landers show any indication of life on Mars is discussed in detail.

Anaerobiosis

A disposable anaerobic system designed for field and laboratory use.

A disposable anaerobic system which is characterized by its light weight and its compactness is described. The system consists of a multilayer plastic bag with a unique sealing device. A collapsible impregnated cardboard container is fitted with a catalyst and holders for a disposable hydrogen generator and an anaerobic indicator. The catalyst is active at room temperature and requires no heat activation. This system, which lends itself readily to compact storage, quick assembly, and ease of operation, is disposable after use.

Bacteria