Cerebellopontine angle mass (mnemonic)

Dr Daniel J Bell ◉ and Dr Daryl Bergen et al.

Mnemonics for the common cerebellopontine angle masses include:

AMEN or MEAN
SAME

Mnemonics

AMEN/MEAN

A: acoustic schwannoma (~80%)
M: meningioma (~10%)
E: ependymoma (~5%)
N: neuroepithelial cyst (arachnoid/epidermoid) (~5%)

SAME

S: schwannoma
- acoustic schwannoma much more common than a trigeminal schwannoma
A: aneurysm, arachnoid cyst
M: meningioma, metastasis
E: epidermoid cyst, ependymoma

See also

contents of the cerebellopontine angle (CPA) cistern

References

Article information

rID: 4618

System: Central Nervous System

Section: Mnemonics

Tag: cerebellopontine mass

Synonyms or Alternate Spellings:

AMEN (mnemonic)
SAME (mnemonic)
CPA mass (mnemonic)

Support Radiopaedia and see fewer ads

Updating… Please wait.

Unable to process the form. Check for errors and try again.

Thank you for updating your details.