Gantzer muscle

The Gantzer muscle is anomalous head of the flexor pollicis longus, an accessory muscle of the forearm. Some authors 1 suggest that this muscle is present in ~70% of limbs and should be considered a normal anatomical pattern rather than an anatomical variation.


Related pathology

It may contribute to the median nerve and anterior interosseous nerve compression.

Anatomy: Upper limb

Anatomy: Upper limb

Article information

rID: 65560
Section: Anatomy
Synonyms or Alternate Spellings:
  • Gantzer's muscle
  • Gantzer muscle

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