Patient will present with → Persistent pain in a patient with history of hip trauma or long term steroid use. May have a dull ache or throbbing localized to the groin, lateral hip, or buttocks.
In adults avascular necrosis may be from trauma, steroid use, sickle cell as well as several other etiologies
"AVN will start as groin pain that is followed by thigh and buttocks pain, associated with weight bearing activities that progresses to pain at rest and night pain."
- In children AVN is known as Legg-Calve' Perthes disease: it typically presents in children ages 2-11 years old with a peak incidence of 4-8 years of age.
- Children with Legg-Calve' Perthes disease will present with → persistent pain and a limp.
MRI is the study of choice for early detection.
Treatment may be conservative or may eventually need joint replacement
Children and adolescents
Adults in middle age