This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Sexually Transmitted Disease in the Female, Subject name: Gynaecology & Obstetrics
All are clinical features of PID except: 
Select and explain. 
A. Temp >38degC, B. WBC count of 15,000, C. ESR - 10 mm/hour, D. Tenderness on movement of cervix
C: ESR - 10 mm/hour
Answer: C: ESR - 10 mm/hour 
Explanation: Ans. is c, i.e. ESR - 10mm/hourRef: Textbook of Gynae Shield Balakrislman 1st/ed, p216; Novak 15th/ed, p565* Temp >38degC (100.4degF)* WBC count >15,000 are all criteria for diagnosing PID* Tenderness on movement of cervixESR >=15mm/hr is the criteria and not ESR >=10mm/hr.