A useful mnemonic to remember most of the causes of finger clubbing is:
- CLUBBING
Mnemonic
- C: cardiac
- L: lungs
- U: ulcerative colitis
- B: biliary cirrhosis
- B: bronchogenic carcinoma (most commonly small cell)
- I: idiopathic
- N: not COPD
-
G: gastrointestinal
- malabsorption (e.g. celiac disease)
- Crohn disease
- cirrhosis