Mnemonic for Causes of Eggshell Calcification in Thorax and Mediastinum

Eggshell calcification causes are numerous and quite difficult to memorize. This is frequently asked in medical school exams. A super helpful mnemonic to remember the major causes of eggshell calcification of the nodes in the thorax and mediastinum are: 

  • A Silly Cool Sergeant Likes His Tubercular Blast
  • Sally Smith Likes Her Smart ABC Mnemonic

Mnemonic

A Silly Cool Sergeant Likes His Tubercular Blast
  • A: amyloidosis
  • S: silicosis
  • C: coal workers’ pneumoconiosis (CWP)
  • S: sarcoidosis
  • L: lymphoma: (postirradiation Hodgkin disease)
  • H: histoplasmosis (e.g. pulmonary histoplasmosis)
  • T: tuberculosis
  • B: blastomycosis (e.g. pulmonary blastomycosis)
Eggshell Calcification
 in Thorax
Another rhythmic mnemonic for causes of Eggshell calcification is : Sally Smith Likes Her Smart ABC Mnemonic
  • S: silicosis (5%)
  • S: sarcoidosis: (5%)
  • L: lymphoma (postradiation Hodgkin disease, usually 1-9 years following treatment)
  • H: histoplasmosis (rare)
  • S: scleroderma (rare)
  • A: amyloidosis (rare)
  • B: blastomycosis (rare)
  • C: coal workers’ pneumoconiosis (1%)
  • M: mycobacterium tuberculosis
Eggshell Calcification
 in Thorax

Hope those two mnemonics helped. Find more useful mnemonics here 🙂

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