Hip pain (peds): Difference between revisions
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''This page is for <u>pediatric</u> patients; for adult patients see [[hip pain]]'' | |||
==Background== | ==Background== | ||
*It can be difficult to differentiate hip from knee pain in children | *It can be difficult to differentiate hip from knee pain in children | ||
Revision as of 06:10, 2 April 2019
This page is for pediatric patients; for adult patients see hip pain
Background
- It can be difficult to differentiate hip from knee pain in children
Clinical Features
- Hip pain
Differential Diagnosis
Pediatric limp
Hip Related
- Acute rheumatic fever
- Developmental dysplasia of hip
- Femur fracture
- Juvenile idiopathic arthritis
- Legg-Calve-Perthes disease
- Septic arthritis of the hip (peds)
- Lyme disease arthritis
- Slipped capital femoral epiphysis
- Transient (toxic) synovitis
- Osteosarcoma
Other Causes of Limping
- Developmental dysplasia
- Fracture
- Toddler's fracture
- Tillaux fracture, adolescent
- Neoplasm:
- Leukemia
- Ewings
- Osteogenic sarcoma
- Metastatic neuroblastoma
- Osteomyelitis
- Myositis
- Other:
Evaluation
Left hip effusion[1]
Workup
- X-ray hip (AP & bilateral Frog leg), femur, knee
- Consider CBC, ESR, total CK
- Consider:
- Ultrasound to evaluate for effusion
- CT to evaluate for abscess
Kocher Criteria for septic arthritis of the hip
- ESR > 40 mm/hr
- WBC > 12,000/microliter
- Refusal or inability to weight bear on affected joint
- Fever 38.5° C or greater
| Number of Kocher Criteria | Chance of Septic Joint |
| 1 | 3% |
| 2 | 40% |
| 3 | 93% |
| 4 | 99% |