Hyperintense on T1-weighted images (mnemonic)

Mnemonics for bright or hyperintense T1-weighted lesions include:

  • My Best Friend is Pretty Cool
  • 3 Fs and 4 Ms


My Best Friend is Pretty Cool:
  • M: melanin
  • B: blood (i.e. methemoglobin in subacute hemorrhage)
  • F: fat and slow flow
  • P: protein; paramagnetic substances (e.g. manganese, copper); posterior pituitary gland
  • C: contrast (i.e. gadolinium) and cholesterol
3 Fs and 4 Ms:
  • F: fat
  • F: slow flow
  • F: proteinaceous fluid
  • M: melanin
  • M: methemoglobin
  • M: mineralisation
  • M: Magnevist (gadolinium contrast) 

See also

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Article information

rID: 28848
Section: Mnemonics, Physics
Synonyms or Alternate Spellings:
  • High signal on T1 weight images (mnemonic)

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