Leishmania Flashcards
Leishmaniasis is caused by ?
intracellular protozoa Leishmania
forms of leishmaniasis ?
Cutaneous
mucocutaneous
visceral
Cutaneous leishmaniasis are caused by ?
Leishmania tropica or Leishmania mexicana
protozoa Leishmania, which are spread by
sandflies
clinical manifestation of Cutaneous leishmaniasis
crusted lesion at the site of bite
may be an underlying ulcer
Cutaneous leishmaniasis are diagnoses by
punch biopsy from the edge of the lesion allowing for both histology and culture
cutaneous leishmaniasis acquired in South or Central America merits
treatment due to the risk of mucocutaneous leishmaniasis
cutaneous leishmaniasis acquired in Africa or India mx ?
conservative
Mucocutaneous leishmaniasis are caused by ?
Leishmania braziliensis
Leishmania braziliensis involve
mucosae of nose, pharynx
Visceral leishmaniasis caused by
Leishmania donovani
Leishmania donovani occurs in which areas?
Mediterranean, Asia, South America, Africa
skin clinical manifestation of Leishmania donovani
grey skin - ‘kala-azar’ means black sickness
clinical manifestation of Leishmania donovani
fever, sweats, rigors
massive splenomegaly. hepatomegaly
weight loss
occasionally patients may report increased appetite with paradoxical weight loss
hypersplenism due to Leishmania donovani causes ?
pancytopaenia