A mnemonic to remember the lung carcinoma doubling time, in order of increasing time, is:
- SMS LA
Mnemonic
- SM: small cell lung cancer - 30 days
- S: squamous cell carcinoma (lung) - 90 days
- L: large cell cancer of lung - 120 days
- A: adenocarcinoma in situ of the lung - 150-180 days