All are true about scrub typhus, except:
Ans. (c) Adult female feeds on veebrate hosts on serum of warm blood animals only during there larval stage (chiggers) and adult mites feed only on plants" Scrub typhus Caused by 0. tsutsugamushi Transmitted by trombiculid mite which also shows transovarian spread. It must be noted that disease is transmitted by chiggers (larva), not by adult mite Clinical features: - Fever, headache, myalgia, cough and GI symptoms. - Classic case present with an eschar, regional lymphadenopathy and a maculopapular rash. Diagnosis: Serologic assays (IFA, indirect immunoperoxidase and enzyme immunoassays) are main stay of diagnosis. Treatment - Rifampin - Azithromycin and clarithromycin Trudy speaking doxycycline is not drug of choice but it can be used for all rickettsial infections.
Causative organism is R.TSUTSUGAMOSHI
Vector is trombiculide mite
Adult female feeds on veebrate hosts
Tetracycline is the drug of choice