title: Flexor Digitorum Superficialis and Flexor Digitorum Profundus with separated sheaths: a new normal variation in human.
abstract: METHODS
  A 25 years old man presented with a laceration on radial side of proximal phalanx of 4(th) finger (zone II flexor) which was due to cut with glass.
  
  
  RESULTS
  The sheaths of Tendons of flexor digitorum superficialis and profundus were not the same and each tendon had a separate sheath.
  
  
  RESULTS
  The tendons were reconstructed by modified Kessler sutures, after 15 months the patient had a 30 degrees of extension lag even after physiotherapy courses.
  
  
  CONCLUSIONS
  This is the first reported of such normal variation in human hand tendon anatomy.
authors: Department of Orthopedic Surgery, Shahid Beheshti Hospital, Babol University of Medical Sciences, Babol, Iran.
authors: Seyed Mokhtar
authors: SM
authors: Esmaeilnejad-Ganji
authors: Department of Orthopedic Surgery, Shahid Beheshti Hospital, Babol University of Medical Sciences, Babol, Iran.
authors: Behnam
authors: B
authors: Baghianimoghadam
mesh_terms: D000328:Adult; D005383:Finger Injuries / Q000209:etiology / Q000601:surgery; D050278:Finger Phalanges; D006801:Humans; D033162:Incidental Findings; D022125:Lacerations / Q000209:etiology / Q000601:surgery; D008297:Male; D013708:Tendon Injuries / Q000601:surgery; D013710:Tendons / Q000033:anatomy & histology* / Q000601:surgery
keywords: Flexor digitorum superficialis; flexor digitorum profundus; hand; tendon