South African Equine Veterinary Association Congress 2015 Protea Hotel Stellenbosch
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Pedunculated or broad based, fleshy ulcerated,
Can mimic granulation tissue
Groin, eyelid, lower part of the leg, coronet
May arise where sarcoids of another type have been injured
Mixed (verrucose, nodular, fibroblastic)
no predominant type, transition form, after trauma
• Malignant:
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Multiple, locally invasive, nodular / fibroblastic, after excision or wound,
some track along lymphatics
Rapidly growing
Lymph nodes may be enlarged
Metastasis are rare
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Diagnosis
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Clinical features usually recognizable
R/O: Squamous cell carcinoma, SQ mycosis, partially healed wounds & scars,
lymphosarcoma, lymphangitis
Partial or excisional biopsy, but risk of exacerbation
FNA low risk but not always diagnostic
Treatment
No universally accepted treatment:
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Benign neglect
Surgical ligation/excision
Cryosurgery
Hyperthermia
Electrocautery
Laser Surgery
Silvernitrate, XXTERRA
5-Fluorouracil (topical or intralesional)
Imiquimod (Aldara by 3M)
Bleomycin or Cysplatin intralesional
Autogenous vaccine
BCG (attenuated ^X