I'm really worried because my father-in-law just tested positive for COVID-19. His report says "RESULTS Positive" but there's also something called "Bio Ref Interval" that shows as "Negative." Can you help me understand what that means? Is this related to a stage of COVID-19, or does it indicate something else?

Answered by 1 Apollo Doctors

Dr Chandra P

General Practitioner

MBBS
5+ Yrs

Consult Now

The "Bio Ref Interval" being negative typically indicates that the test result falls outside the reference range for a negative result, confirming the presence of the virus. As for COVID-19, it doesn't have specific "stages," but the severity can vary from mild to severe, and it is categorized based on symptoms and clinical findings, such as mild, moderate, severe, and critical. It's important to monitor his symptoms and follow healthcare advice for appropriate management.

Dr. Chandra Suggests...

Consult a Infectious Disease specialist

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Answered 04/07/2025

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I'm looking at my wife's Widal test results, and I'm a bit concerned. The report shows S Typhi O 120, H 120, and S paratyphi AH 120, BH 120. Does this mean she has typhoid? Can you explain what these figures mean and if we should be worried about a typhoid infection?

, no typhoid

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So about 40 days ago, I got scratched by a dog's teeth, but I didn't get a rabies vaccine afterward. The dog is still alive and seems totally normal. I'm a bit worried because I've heard that rabies can have a long incubation period, so do you think I should get vaccinated now?

yes

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I'm feeling really anxious and depressed after an experience with an escort where the condom accidentally slipped. I immediately pulled out and put on a new one, but now I'm really worried about my chances of catching HIV or an STD. It's been three days, and I can't stop thinking about it. Can you help ease my mind or let me know what my risks really are?

check with elisa

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Disclaimer: Answers on Apollo 247 are not intended to replace your doctor advice. Always seek help of a professional doctor in case of an medical emergency or ailment.