Table 2 Disease patterns and organisms prevalent in different geographical locations^{4 8 9 10} .

Disease patterns	Old‐World organisms	New‐World organisms
Visceral leishmaniasis	L donovani (India, Kenya); L infantum (Southern Europe and North Africa); L tropica	L chagasi; L amazonensis
Post‐kala azar dermal leishmaniasis	L donovani sensu stricto
Viscerotropic leishmaniasis	L tropica
Cutaneous leishmaniasis	L tropica; L major; L aethiopica; L infantum; L donovani	L mexicana species complex; L mexicana; L amazonensis; L venezuelensis Viannia subgenus; L (V) braziliensis; L (V) panamensis; L (V) guyanensis; L (V) peruviana; L major‐like organisms L chagasi
Mucosal leishmaniasis	Viannia subgenus; L (V) braziliensis; L (V) panamensis; L (V) guyanensis; L amazonensis
Leishmaniasis recidivans	L tropica; L major
Diffuse cutaneous leishmaniasis	L aethiopica	L mexicana species complex

L, Leishmania; V, Viannia subgenus.

Leishmanias were classified into the subgenera Leishmania sensu stricto (Old and New World) and Viannia (New World) by Lainson and Shaw.⁹