This document discusses various rickettsial infections including epidemic typhus, murine typhus, Indian tick typhus, Q fever, and other rickettsial infections. It provides details on the infectious agents, reservoirs, vectors, classifications, modes of transmission, symptoms, and prevention methods for each type of infection. Key facts covered include that epidemic typhus is transmitted by body lice, murine typhus by rat fleas, Indian tick typhus by ticks, and Q fever does not require an arthropod vector for human transmission. Prevention of tick-borne infections involves wearing light clothing, tucking pants into socks, applying repellent, and carefully removing ticks.

1. Dr. Sushrit A. Neelopant
Assistant Professor,
Department of Community Medicine
RIMS, Raichur

3. Typhus
group
Spotted fever
group
Diseases Agent
Others
Reservoir
Vector
Classification:-

18. EPIDEMIC
TYPHUS

24. EPIDEMIC
TYPHUS
BRILL-ZINSSER
1.H/O previous attack
2.Occurrence
3.Relation to lice
4.Fever duration
5.Complement Fixation test:
a)Titre on 8th day
b)Maximum titre
6.Weil-Felix reaction

27. MurineTyphus

33. INDIANTICKTYPHUS

35. Mode of transmission - -»

38. Gangrene Brain lesion
Thrombus

39. Use fine-tipped tweezers to remove the ticks.

40. •Wear light-color
clothing
•Tuck your pants legs
into your socks
•Use masking tape
on your upper leg-
with sticky side up
•Apply repellant to
discourage tick
attachment.

42. Q Fever

44. Infection of Macrophages by Coxiella

46. C.burneti Tick
Uninfected rodent
Infected rodent
Sheep Cattle
Infected wool Soil Infected
milk
Man
Mode Of Transmission:
(No Arthropod involved in
transmission to man)

54. Other RickettsialInfections

56. Vesicular pox lesion