5 results
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... of a cavitating lung ... pulmonary embolus I = infection ... pulmonary abscess (TB ... #Lesions #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... • Most common cause ... residual lesion ... westermani • Other: TB ... #differential #causes
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
cancers, including lung ... classic targetoid lesions ... endemic mycoses, TB ... PrathitKulkarni #Erythemas #comparison ... #table #differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... factor • May cause ... fever, cough and cavitary ... infiltrates, mimicking TB ... #Infections #HIV
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Nodular or cavitary ... lesions - Centrilobular ... Kansasii: • Mimics TB ... with: Cavitary