Dear,friends rickettsial diseases is something which we all are more prone to do mistakes,the below mnenomic I found in browsing internet,very help ful.
MNEMONIC: using PPP (Pentium-3) in NMR machine, Dr. RAM diagnosed
increased ICT in SOM & Modestly Recommended The (MRT) importance of
Teetotaler Quality of Life (TQL). (RAM & SOM are typical Indian names)
Organism
Key Disease (rickettsia) Vector
PPP---ePidemic typhus*-------Prowazekii-----Pediculus humanus^(also PROW in CROW'D epidemic.)
NMR--eNdemic typhus*--------Mooseri-------Rat Flea (X. cheopis^)
RAM--Rickettsial Pox-----------Akari------------Mouse-Mite---
ICT---Indian tick typhus§------Conorii------------?Tick-----
SOM--Scrub Typhus-----------Orientia------------Mite-----
MRT--Mountain fever (Rocky)--Ricketsii------------Tick-----
TQL--Trench Fever------------Quintana-----------Louse-----
