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

Find a Infectious Disease specialist

Answered 04/07/2025

More Infectious Disease Health Queries

View all

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

Answered by 1 Apollo Doctors

I'm married and it's been about 1.5 years now. I don't smoke or drink at all, but I'm getting worried because a few months ago, my wife had fistula surgery and her HIV test was negative at that time. The gynecologist recommended I take a retrovirus test, and it's been stressing me out. I had an HIV test done about 5 years ago and it was non-reactive. Do you think there's any chance of the virus getting transmitted? I'm pretty anxious about it and not sure what I should do next.

Visit Physician for evaluation and appropriate management

Answered by 1 Apollo Doctors

How soon after a covid infection do black fungus symptoms usually appear? Can early detection of black fungus be treated without needing surgery?

Black fungus, or mucormycosis, can appear within days to weeks after a COVID-19 infection, particularly in individuals with weakened immune systems or those treated with corticosteroids. While early detection is crucial, not all cases can be treated without surgery, especially if the infection is advanced or involves vital structures like the eyes or brain

Answered by 1 Apollo Doctors

Health Articles for you

View all

Fever

What Leads To Signs Of Nipah Virus

Know about the Nipah virus, what it is, who is at risk, signs, symptoms, diagnosis, treatment options and management of Nipah virus.

Covid

Mental Wellbeing Post-COVID: Effective Coping Strategies

Learn mental well-being post-COVID coping strategies and mental health tips. Ease anxiety, boost resilience, and know when to seek help.

Infectious diseases

What Leads to Signs of Nipah Virus

Discover what leads to signs of Nipah virus, from animal-to-human transmission to environmental factors. Learn early symptoms, risks, and when to seek medical help.

Fever

Nipah Virus: A Comprehensive Guide to Symptoms, Spread, and Safety

Learn about Nipah virus symptoms, how it spreads, prevention strategies, and current treatment options. Stay informed and safe with this complete guide.

Covid

Omicron BF.7: Symptoms, Prevention, and Current Risks

Know about the omicron variant, symptoms, prevention, treatment options, risks involved and more.

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.