Sinding-Larsen-Johansson Disease

Aka: Sinding-Larsen-Johansson Disease, Sinding-Larsen-Johansson

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II. Pathophysiology

  1. Inflammation at the inferior pole of the Patella
  2. Contrast with Osgood Schlatter which is inflammation at the tibial tubercle

III. Epidemiology

  1. Ages 10-13 years old

IV. Symptoms

  1. Anterior Knee Pain
  2. Worse with jumping or direct pressure on the inferior Patellar pole

V. Signs

  1. Point tenderness at the Patella inferior pole

VI. Imaging

  1. Knee XRay
    1. Rule-out Fracture, tumor, or ostemyelitis
    2. May demonstrate partial Patellar avulsion with overlying swelling

VII. Differential Diagnosis

  1. Osgood-Schlatter (affects tibial tubercle)

VIII. Management

  1. Relative rest
  2. Analgesics
  3. Flexibility Exercises for the hamstrings, quadriceps, heel cords
  4. Immobilization is rarely needed and only recommended in severe cases
  5. Orthopedic referral if persistent symptoms despite a mature skeleton

IX. Course

  1. Self-limited with resolution within 12 months and by skeletal maturity

X. References

  1. Atanda (2011) Am Fam Physician 83(3): 285-91 [PubMed]
  2. Medlar (1978) J Bone Joint Surg Am 60(8): 1113-6 [PubMed]

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Ontology: Larsen-Johansson syndrome (C0264096)

Concepts Disease or Syndrome (T047)
ICD10 M92.4
SnomedCT 34976002, 203386001, 203389008
English Kohler's disease, Osteochondritis of the patella, Juvenile osteochondrosis of patella, Larsen-Johansson syndrome, larsen-johansson syndrome, kohler's disease, juvenile osteochondrosis of patella (diagnosis), Juvenile osteopathia patellae, Juvenile osteopathia patellae (disorder), Köhler; patella (osteochondrosis), Larsen-Johansson, juvenile; osteochondritis, patellar, osteochondritis; juvenile, patellar, osteochondrosis; Köhler, patella, osteochondrosis; Sinding-Larsen, osteochondrosis; patella (Köhler), patella; Köhler, patella; osteochondrosis (Köhler)
German Juvenile Osteochondrose der Patella
Korean 무릎뼈의 청소년성 골연골증
Spanish osteopatía rotuliana juvenil, osteopatía rotuliana juvenil (trastorno), síndrome de Larsen - Johansson, osteopatía patelar juvenil
Dutch Köhler; patella (osteochondrose), juveniel; osteochondritis, patellair, osteochondritis; juveniel, patellair, osteochondrose; Köhler, patella, osteochondrose; Sinding-Larsen, osteochondrose; patella (Köhler), patella; Köhler, patella; osteochondrose (Köhler), Juveniele osteochondrose van patella
Derived from the NIH UMLS (Unified Medical Language System)

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