Difference between revisions of "Protozoal Dermatosis"

From WikiVet English
Jump to navigation Jump to search
 
Line 1: Line 1:
 
*Cutaneous infection may become a part of systemic infection
 
*Cutaneous infection may become a part of systemic infection
*Mostly caused by [[Protozoa|''Leishmania'']]
+
*Mostly caused by ''[[Leishmania]]''
 
*Transmitted by [[Insecta|sandflies]]
 
*Transmitted by [[Insecta|sandflies]]
 
*Occurs in dogs, cats and rodents (also humans)
 
*Occurs in dogs, cats and rodents (also humans)

Latest revision as of 07:03, 5 April 2011

  • Cutaneous infection may become a part of systemic infection
  • Mostly caused by Leishmania
  • Transmitted by sandflies
  • Occurs in dogs, cats and rodents (also humans)
  • Grossly in dog:
    • Generalised alopecia
    • Silvery white scales
    • Nodules and ulcers if more severe
    • Mainly on muzzle, ears and eyes where flies feed
  • Microscopically:
    • Hyperkeratosis, parakeratosis, crusts
    • Granulomatous nodules in dermis
    • Macrophages, some lymphocytes and plasma cells - periadnexal pattern, may affect sebaceous glands
    • Organisms may be found extra or intracellularly