Camptodactyly is a medical

Medicine

Medicine is the science and art of healing. It encompasses a variety of health care practices evolved to maintain and restore health by the prevention and treatment of illness....

 condition involving fixed flexion

Flexion

In anatomy, flexion is a position that is made possible by the joint angle decreasing. The skeletal and muscular systems work together to move the joint into a "flexed" position. For example the elbow is flexed when the hand is brought closer to the shoulder...

 deformity

Deformity

A deformity, dysmorphism, or dysmorphic feature is a major difference in the shape of body part or organ compared to the average shape of that part.Deformity may arise from numerous causes:*A Genetic mutation*Damage to the fetus or uterus...

 of the interphalangeal joint

Interphalangeal joint

Interphalangeal joint may refer to:*Interphalangeal articulations of hand*Interphalangeal articulations of foot...

s of the little finger. This involves permanent flexure of one or more phalanges (fingers). Camptodactyly (OMIM 114200) is an autosomal dominant trait that is known for its incomplete expressivity as it can occur in both little fingers, one, or neither.

Causes

A number of congenital syndrome

Syndrome

In medicine and psychology, a syndrome is the association of several clinically recognizable features, signs , symptoms , phenomena or characteristics that often occur together, so that the presence of one or more features alerts the physician to the possible presence of the others...

s may cause camptodactyly: -

• Jacobsen syndrome
  Jacobsen syndrome
  Jacobsen Syndrome, also known as 11q deletion disorder, is a rare congenital disorder resulting from deletion of a terminal region of chromosome 11 that includes band 11q24.1. It can cause intellectual disabilities, a distinctive facial appearance, and a variety of physical problems including heart...
  
  
• Blau syndrome
  Blau syndrome
  Blau syndrome is characterized by familial granulomatous arthritis, iritis, and skin granulomas, comprising an autosomal dominantly inherited syndrome that overlaps both sarcoidosis and granuloma annulare....
  
  
• Freeman-Sheldon syndrome
  Freeman-Sheldon syndrome
  Freeman-Sheldon syndrome , also termed distal arthrogryposis type 2A , craniocarpotarsal dysplasia , Cranio-carpo-tarsal syndrome, Windmill-Vane-Hand syndrome, or Whistling-face syndrome, was originally described by Freeman and Sheldon in 1938...
  
  
• Cerebrohepatorenal syndrome
• Weaver syndrome
  Weaver syndrome
  Weaver syndrome is a congenital disorder associated with rapid growth beginning in the prenatal period, a characteristic facial appearance and certain skeletal features. It was first described by Weaver in 1974....
  
  
• Christian syndrome 1
• Gordon Syndrome
• Jacobs arthropathy-camptodactyly syndrome
• Lenz microphthalmia syndrome
• Marshall-Smith-Weaver syndrome
• Oculo-dento-digital syndrome
• Tel Hashomer camptodactyly syndrome
• Toriello-Carey syndrome
• Stuve-Wiedemann syndrome
• Loeys-Dietz syndrome
  Loeys-Dietz syndrome
  Loeys-Dietz syndrome is a recently-discovered autosomal dominant genetic syndrome which has many features similar to Marfan syndrome, but which is caused by mutations in the genes encoding transforming growth factor beta receptor 1 or 2 .It was identified and characterized by American physician...
  
  
• Fryns syndrome
  Fryns Syndrome
  Fryns syndrome is an autosomal recessive multiple congenital anomaly syndrome that is usually lethal in the neonatal period...
  
  

Etymology

The name is derived from the ancient Greek

Ancient Greek

Ancient Greek is the stage of the Greek language in the periods spanning the times c. 9th–6th centuries BC, , c. 5th–4th centuries BC , and the c. 3rd century BC – 6th century AD of ancient Greece and the ancient world; being predated in the 2nd millennium BC by Mycenaean Greek...

words kamptos (bent) and daktylos (finger).