Thông thường biểu hiện sốt, đau cơ và viêm họng. 3 - thất bại thận và gan. 4 - tỷ lệ tử vong có thể lên đến 50%. 5 - Không có điều trị bằng thuốc chống lại nó có thể được sử dụng cho đến bây giờ. Q8: Sốt vàng da, sau sai, ngoại trừ: 1 - gây ra bởi một nhiễm trùng togavirus RNA | 2- Usually presents with fever myalgia and pharyngitis. 3- Renal and hepatic failures are seen. 4- The mortality rate may reach 50 . 5- No drug therapy against it can be used till now. Q8 Yellow fever all of the followings are wrong except 1- Caused by an RNA togavirus infection transmitted from cows through fleas feces. 2- Fortunately has a long incubation period of 3-6 months. 3- There may be an intense neutrophil leukocytosis and even a leukemoid reaction. 4- The usual presentation is with fever join pain muscle pain and headache. 5- Excellent response to lamivudine. Answer 4 1- from monkeys through mosquitoes. 2- 3-6 days. 3- leukopenia is seen. 4- true but not a specific picture. 5- false no specific treatment only supportive. Q9 Dengue all of the followings true except 1- A mosquito born infection. 2- There is fever lymph node enlargement and skin rash. 3- All individuals in endemic areas should be vaccinated. 4- Intense headache and backache. 5- Has an incubation period of 5-6 days. Q10 Q fever all of the followings are true except 1- There may be a history of exposure to animals. 2- May present as an atypical pneumonia. 3- One of the causes of culture negative infective endocarditis. 4- Poor response to tetracycline. 5- Liver dysfunction is seen. Q11 Typhus fevers in general all of the followings are true except 1- Are arthropod born infection. 2- The rickettsia infects and damages the endothelium of small blood vessels. 3- The mortality is variable and depends on the infecting agent. 4- All have gastroenteritis as a common prominent feature. 5- The treatment of choice is tetracycline. Q12 Lyme disease all of the followings are true except 1- History of a tick bite may not always be found. 2- The characteristic early skin rash may be not seen. 3- Cranial nerve palsies especially the facial nerve are seen. 4- Caused by spirochetes. 5- Joint involvement usually occurs in the form peripheral symmetrical small joint arthropathy. Q13 Secondary syphilis all of .
