A 48-year-old immunocompromised man (post-renal transplant) on ICU develops fever, cough, and bilateral ground-glass opacities on CT chest. Bronchoalv...

Question

A 48-year-old immunocompromised man (post-renal transplant) on ICU develops fever, cough, and bilateral ground-glass opacities on CT chest. Bronchoalveolar lavage is performed. The BAL shows PAS-positive cysts on Grocott silver stain. What is the most likely pathogen?

Accepted Answer

Pneumocystis jirovecii

Answer

Aspergillus fumigatus

Answer

Mycobacterium tuberculosis

Answer

Cytomegalovirus

Answer

Streptococcus pneumoniae

uk-fficm MCQ (SBA): Pneumocystis Pneumonia

A 48-year-old immunocompromised man (post-renal transplant) on ICU develops fever, cough, and bilateral ground-glass opacities on CT chest. Bronchoalveolar lavage is performed. The BAL shows PAS-positive cysts on Grocott silver stain. What is the most likely pathogen?