Which symptom is most indicative of PID in the case presented?

Pelvic Inflammatory Disease (PID) is an inflammatory condition of the female reproductive organs often caused by sexually transmitted infections. The most indicative symptoms of PID often include fever and abdominal pain, making this option the most relevant in the context presented.

Fever is a systemic response to infection and inflammation, while abdominal pain may arise from the infection spreading to the uterus, fallopian tubes, or ovaries. The presence of these symptoms is critical in making a clinical diagnosis of PID, as they signify an acute infection requiring immediate medical intervention.

Other symptoms, while potentially associated with different conditions, do not specifically point to PID as clearly. A positive pregnancy test could indicate pregnancy, not necessarily PID. Right shoulder pain may indicate referred pain from diaphragmatic irritation, often due to blood or inflammation in the abdominal cavity but is less commonly associated with the primary diagnosis of PID on its own. Hematuria suggests involvement of the urinary system, likely indicating a separate issue such as a urinary tract infection or kidney stone, rather than PID.

Therefore, fever combined with abdominal pain is the hallmark of PID, highlighting the critical nature of these symptoms in diagnosing the condition.