Definitions
1. Apophysis
  1. Secondary ossification sites for tendon insertions
2. Apophysitis
  1. Apophyseal inflammation prior to growth plate closure
Epidemiology
1. Apophysitis is seen most commonly in young athletes
2. Pelvis is the most common site of Apophyseal Fracture
Sites of Apophyseal Injury: General
1. Elbow at medial epicondyle: Little Leaguer's Elbow
2. Knee: Osgood-Schlatter Disease
3. Heel: Sever's Disease
Sites of Apophyseal Injury: Pelvis
1. Anterior Superior Iliac Spine
  1. Sartorius tendon insertion
2. Anterior Iliac Spine
  1. Rectus Femoris tendon insertion
3. Ischial tuberosity
  1. Hamstring tendon insertion
4. Iliac Crest
  1. Transverse abdominis insertion
  2. External oblique insertion
  3. Internal oblique tendon insertion

Apophysitis (C0264110)
Concepts	Disease or Syndrome (T047)
ICD10	M93.9
SnomedCT	203422003, 29321007, 156822009, 268125000
English	Apophysitis, NOS, Apophysitis NOS, Apophysitis NOS (disorder), Apophysitis, Apophysitis (disorder), apophysitis, Apophysitis not specified as adult or juvenile, of unspecified site
Spanish	Apophysitis NOS, apofisitis (trastorno), apofisitis, SAI (trastorno), apofisitis, SAI, apofisitis
Sources	Derived from the NIH UMLS (Unified Medical Language System)

Family Practice Notebook

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This page was written by Scott Moses, MD, last revised on 10/21/2007 and last published on 2/5/2012.

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