CAVITY – a useful mnemonic for the causes of a cavitating lung mass. C = cancer - bronchogenic carcinoma : most frequently SCC (left image) - cavitatory metastasis : again most frequently SCC A = autoimmune granulomas from - Wegener’s granulomatosis (right image) - rheumatoid arthritis (rheumatoid nodules) V = vascular - pulmonary embolus I = infection - pulmonary abscess (TB, fungal, staph aureus) T = trauma - pneumatocoeles Y = youth - CPAM - pulmonary sequestration - bronchogenic cyst #Diagnosis #CAVITY #Mnemonic #Cavitary #Lesions #Differential #Lung #Pulmonary
