Useful mnemonics to remember the differential diagnoses for soft tissue nodules in arthropathy are:
- RAGS
- "-oids"
Mnemonics
RAGS
- R: rheumatoid arthritis
- A: amyloid
- G: gout
- S: sarcoidosis
"-oids"
The aforementioned differential diagnoses end in "-oid":
- rheumat-oid
- amyl-oid
- sarc-oid
- gout-oid (for humorous purposes)