9 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Cavitary Lung Disease ... cancer, Metastatic ... lung disease ... #Lung #Disease ... #lesion #pulmonary
CAVITY – a useful mnemonic for the causes of a cavitating lung mass.

C = cancer
mnemonic for the causes ... C = cancer - ... arthritis (rheumatoid nodules ... pulmonary abscess (TB, fungal ... #Cavitary #Lesions
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
yield of available diagnostic ... Focal pulmonary lesions ... masses & should ... chest CT in 6 to 12 ... of lung cancer.
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... residual lesion ... foreign body, cancer ... Prevotella • Fungal ... #differential #causes
Blastomycosis (Blastomyces): Gilchrist’s disease, Chicago disease - Summary Sheet
 • Morphology
 • Geography, Reservoir and Mode
- Sporadic cases ... presentation of TB, lung ... cancer, and histoplasmosis ... mediastinal lymph node ... management #summary #fungal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Framework Disease ... Pseudomonas FUNGAL ... factor • May cause ... fever, cough and cavitary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... or cavitary lesions ... lung disease ... , cancer, and immunocompromised ... Lung Disease:
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
associated with cancers ... , including lung ... classic targetoid lesions ... Erythemas #comparison #table ... #differential #diagnosis
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... infections (90%), Fungal ... subdural hematoma, lung ... cancer, central ... tumor) • Lymph node