The fifth head of quadriceps femoris: for sure?
Paloma AragonesŁ OlewnikM PolgujS QuinonesJ SanudoPublished in: Surgical and radiologic anatomy : SRA (2020)
The incidence of this fifth belly in cadaveric studies has been reported as a range from 29 to 100%. However, no published articles refer an anatomical finding such as this multi-bellied fifth head. The knowledge of the existence and location of the fifth belly is necessary to make accurate diagnosis of QF muscle strains. Its anatomical course may be involved in patellar tracking.