Select the false statement about P. jiroveci
Correct Answer: Ampicillin is the D.O.C
Description: 1. P. jiroveci (previously known as Pneumocystis carinii) causes PCP (Pneumocystis pneumonia) in - HIV patients (with CD4+ cells count below 200/uL) Patients on long-term immunosuppressive regimens Patients with hematologic and non -hematologic malignancies. 2. Laboratory Diagnosis: - Chest radiographs - Diffuse bilateral infiltrates extending from the perihilar region , patchy asymmetric infiltrates and pneumatoceles - Sputum induced by inhalation of a hypeonic saline solution is a useful specimen for microscopic demonstration of the organism. - Gomori's methenamine silver (GMS) staining is the method of choice to demonstrate the cysts of P. jirovecii. The cysts resemble black colored crushed ping-pong balls, against the green back ground. 3. Cotrimoxazole is the DOC for Pneumocystis pneumonia. 4. Image: The spore cases (cysts) of pneumocystis stained with the Gomori methenamine silver (GMS) stain.
Category:
Microbiology
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