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

C = cancer
of a cavitating lung ... carcinoma : most frequently ... pulmonary embolus I = infection ... #Lesions #Differential ... #Lung #Pulmonary
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
Nodular or cavitary ... lesions - Centrilobular ... Mimics TB with: Cavitary ... loss occur less frequently ... #differential #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Lung Infections ... in HIV - Differential ... • CT: Halo sign ... fever, cough and cavitary ... #Infections #HIV
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
complications frequently ... very remarkable w/differential ... vasculitis vs infection ... required due to skip lesions ... Symptoms #Diagnosis #Management
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Tenderness → Consider infectious ... Anti-Mi2 (skin lesions ... ) • Shawl sign ... asymmetry may occur • Frequent