Mycology

Question 1

Asperigillus

Answer 1

• immunocompromised and chronic granulomatous disease
• eosinophilia
• can fill lung cavities
• can produce aflatoxins which are associated with hepatocellular carcinoma

Question 2

Cryptococcus Neoformans

Answer 2

• wide capsular halos
• found in soil an pigeon droppings
• “soap bubble” lesions in brain

Question 3

Mucor

Answer 3

• irregular, broad, nonseptate hyphae
• in ketoacidotic and neutropenic patients
• fungi penetrate cribiform plate

Question 4

Pneumoncystis Jirovecii

Answer 4

• AIDS
• diffuse bilateral ground glass opacities
• Treat and prevent with TMP/SMX