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Orthopedic Glossary of Terms
  
     
     
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Hallux

  
 

The first, or great toe.

  
     
 

Hammer toes

  
 

A flexion deformity of the distal interphalangeal (DIP) joint of the toes.

  
     
 

Heel bruise

  
 

Contusion to the subcutaneous fat pad located over the inferior aspect of the calcaneus (heel bone).

  
     
 

Heel Spur

  
 

A bone growth on the heel bone.

  
     
 

Hemarthrosis

  
 

Collection of blood within a joint or cavity.

  
     
 

Hematoma

  
 

A localized mass of blood and lymph confined within a space or tissue.

  
     
 

Hemorrhage

  
  Bleeding  
     
 

Hill-Sachs lesion

  
 

Compression fracture of the postermedial humeral head, sometimes occurring with anterior dislocation of the shoulder, caused by impaction of the humeral head on the anterior rim of the glenoid fossa.

  
     
 

Hip pointer

  
 

Contusions caused by direct compression to an unprotected iliac crest that crushes soft tissue, and sometimes the bone itself.

  
     
 

Hunting response

  
 

Cyclical periods of vasoconstriction and vasodilation after ice application.

  
     
 

Hyperextension

  
 

Extension of a limb or body part beyond the normal limits.

  
     
 

Hypermobility

  
  Increased motion at a joint; joint laxity.  
     
 

Hypertrophy

  
 

General increase in bulk or size of an individual tissue not due to tumor formation.

  
     
 

Hypomobility

  
 

Decreased motion at a joint.