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Osseous cyst-like lesions of the medial femoral condyle in the horse.

Abstract: Osseous cyst-like lesions of the medial femoral condyle were found in 32 horses admitted to the University of Pennsylvania between 1971 and 1978. Sex or breed predilection was not found. In 12 horses, osseous cysts were found in both hindlimbs. Of the 25 horses on which follow-up information was obtained, 16 became sound and useful between 4 months and 1 year after diagnosis. Horses that became lame before 3 years of age had a better chance for later soundness. Horses that became sound had significantly smaller cysts than those that remained lame.
Publication Date: 1982-02-01 PubMed ID: 7056673
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  • Journal Article

Summary

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This research study conducted at the University of Pennsylvania examined the presence of osseous cyst-like lesions in the medial femoral condyle in horses between 1971 and 1978. The study found that these lesions do not favor any specific breed or sex, and that horses diagnosed before 3 years of age, and with smaller cysts had a better chance of recovery.

Study Overview

  • The research was conducted over a span of seven years (1971-1978) at the University of Pennsylvania.
  • The primary focus was on the presence of osseous (bone) cyst-like lesions on the medial femoral condyle, which is a part of the horse’s hind limb.
  • Total of 32 horses were studied, and there were no specific parameters in terms of horse’s breed or sex.

Findings of the Study

  • In 12 of the subjects, osseous cysts were detected in both hind limbs.
  • The recovery of the horses was tracked post-diagnosis. Out of the 25 horses from which data were collected, it was reported that 16 of them became sound and useful between 4 months and 1 year following diagnosis.
  • A crucial finding of the study was that horses which became lame before the age of three showed better chances of later soundness, indicating that early diagnosis and subsequent treatment may be favorable.
  • Another finding of note was the significant connection between cyst size and healing potential. Horses suffering from smaller cysts tended to recover and return to soundness more often as compared to the ones with larger cysts that remained lame.

Implications of the Study

  • This study implies that early detection and treatment of osseous cyst-like lesions in horses, particularly before the age of three, contributes to better recovery outcomes.
  • The size of the cysts poses an important factor in recovery, with smaller cysts leading to higher chances of horses regaining soundness.
  • No discernable pattern was found in terms of breed or sex predilection for these lesions, implying similar vulnerability across all horse breeds and both sexes.

Cite This Article

APA
Stewart B, Reid CF. (1982). Osseous cyst-like lesions of the medial femoral condyle in the horse. J Am Vet Med Assoc, 180(3), 254-257.

Publication

ISSN: 0003-1488
NlmUniqueID: 7503067
Country: United States
Language: English
Volume: 180
Issue: 3
Pages: 254-257

Researcher Affiliations

Stewart, B
    Reid, C F

      MeSH Terms

      • Age Factors
      • Animals
      • Bone Cysts / diagnostic imaging
      • Bone Cysts / veterinary
      • Femur Head / diagnostic imaging
      • Hindlimb
      • Horse Diseases / diagnostic imaging
      • Horses
      • Joint Diseases / complications
      • Joint Diseases / diagnostic imaging
      • Joint Diseases / veterinary
      • Lameness, Animal / etiology
      • Radiography
      • Retrospective Studies

      Citations

      This article has been cited 3 times.
      1. Peter VG, O'Keeffe TA, Smith LCR, Schweizer-Gorgas D. Radiographic Identification of Osseous Cyst- Like Lesions in the Distal Phalanx in 22 Lame Thoroughbred Horses Managed Conservatively and Their Racing Performance.. Front Vet Sci 2018;5:286.
        doi: 10.3389/fvets.2018.00286pubmed: 30525046google scholar: lookup
      2. Ducharme NG, Stanton ME, Ducharme GR. Stifle Lameness in Cattle at Two Veterinary Teaching Hospitals: A Retrospective Study of Forty-two Cases.. Can Vet J 1985 Jul;26(7):212-7.
        pubmed: 17422551
      3. Van Duin Y, Hurtig MB. Subchondral bone cysts in the distal aspect of the tibia of three horses.. Can Vet J 1996 Jul;37(7):429-31.
        pubmed: 8809397