A 45-year-old with HIV has progressive dyspnoea, dry cough and fever. SpO2 is 89% on room air, CXR shows bilateral interstitial infiltrates, LDH is

Question

A 45-year-old with HIV has progressive dyspnoea, dry cough and fever. SpO2 is 89% on room air, CXR shows bilateral interstitial infiltrates, LDH is elevated, and CD4 count is 90 cells/µL. What is the most likely diagnosis?

Accepted Answer

Pneumocystis jirovecii pneumonia

Answer

Tuberculous pericarditis

Answer

Cardiogenic pulmonary oedema

Answer

Acute pulmonary embolism

Answer

Lobar pneumococcal pneumonia

Pneumocystis jirovecii pneumonia — RCPSC EM MCQ

A 45-year-old with HIV has progressive dyspnoea, dry cough and fever. SpO2 is 89% on room air, CXR shows bilateral interstitial infiltrates, LDH is elevated, and CD4 count is 90 cells/µL. What is the most likely diagnosis?