COVID-19 diagnosis, Internal Medicine FAQ

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Consulting a Doctor: COVID-19 Symptoms and Concerns Explained

Consult a doctor? Hello Doctor, I tested positive for COVID-19 a few days ago and have a few questions. I am currently taking Qingguo No. 1 and have also visited an ENT specialist for medication to treat my sore throat and runny nose. I noticed that my phlegm has been yellow and ...


Dr. Liao Zhongxin Reply:
1. After several days of forceful coughing, it is normal to have some blood-tinged sputum due to the rupture of small blood vessels in the trachea. However, if there is a significant amount of fresh blood, it is different, and you should seek medical attention. 2. Whether it...

[Read More] Consulting a Doctor: COVID-19 Symptoms and Concerns Explained


Understanding Behçet's Disease: Symptoms and Diagnosis in Adults

Behçet's disease? Hello, doctor. I am a 43-year-old male. Previously, I experienced some issues with my glans and foreskin; when I tried to retract the foreskin to clean the glans, it would sometimes cause minor tears, but this would heal after a while. This symptom occurred...


Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. The oral mucosal ulcers associated with Behçet's disease, similar to thrush, often occur in multiple locations, and the ulcers in the genital area are also similar. Based on your symptoms, it seems unlikely to be Behçet's disease. Addi...

[Read More] Understanding Behçet's Disease: Symptoms and Diagnosis in Adults


Understanding Vasculitis: Post-COVID Immune Response and Concerns

Vasculitis issues I was diagnosed with COVID-19 on June 11, and around June 24, I noticed purpura and petechiae on my calves. On June 26, I visited a dermatologist who ordered blood tests including CBC, ESR, creatinine, AST, ALT, and CRP. The urine test results were all normal. A...


Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. The ANCA test performed at a general laboratory can initially determine the presence of ANCA, and there is usually no need to specifically test for c-ANCA and p-ANCA unless the ANCA result is positive, at which point differentiation is necessary...

[Read More] Understanding Vasculitis: Post-COVID Immune Response and Concerns


Concerns About Kidney Health After Second Diagnosis: Understanding Proteinuria

Second diagnosis of kidney issues (proteinuria)? Hello, doctor. I was diagnosed for the second time about two weeks ago (one year after my first diagnosis). Although I tested negative by the fifth day, I noticed that I have been experiencing foamy urine since then. I found some a...


Dr. Wu Hongjie Reply:
Glomerular filtration rate (GFR) increased from 108 to 112, both within the normal range, showing no signs of sudden impairment. Vaccination and infections can trigger the production of antibodies to protect against foreign viral invasions. Antibodies are a type of protein, and i...

[Read More] Concerns About Kidney Health After Second Diagnosis: Understanding Proteinuria


Understanding Your Diabetes Risk: Key Health Check Insights

Questions related to diabetes? Every year, I participate in my company's health check-up. I am 35 years old, 179 cm tall, and weigh between 55 to 56 kg. I have always been slim and unable to gain weight since childhood, and I maintain a regular exercise routine. I have mild ...


Dr. Li Jian Reply:
You can undergo an oral glucose tolerance test at the Metabolism Clinic. Thank you for your inquiry.

[Read More] Understanding Your Diabetes Risk: Key Health Check Insights


Persistent Dry Cough After COVID-19: Understanding Symptoms and Management

A slight cough (non-productive) in the throat persisting for six months after a confirmed COVID-19 infection? Hello Doctor: I am 20 years old and have ankylosing spondylitis. I tested positive for COVID-19 in early October 2022, experiencing mild symptoms (low fever for 1-2 days,...


Dr. Xie Rongyuan Reply:
Hello: After being diagnosed with COVID-19, there may be upper respiratory symptoms. If the symptoms persist, you may visit a hospital for medical care to alleviate the symptoms. Thank you for your message!

[Read More] Persistent Dry Cough After COVID-19: Understanding Symptoms and Management


Long COVID Management Tips for Patients with Ankylosing Spondylitis

Considerations for Long COVID Treatment in Patients with Ankylosing Spondylitis Hello Doctor: My son, who is 20 years old, has a history of ankylosing spondylitis. He tested positive for COVID-19 in early October 2022, experiencing mild symptoms (low-grade fever for 1-2 days, mus...


Dr. Gao Jiankai Reply:
Hello, thank you for your inquiry. Here are my responses: 1. Is the slower recovery from long COVID possibly related to ankylosing spondylitis? How long does it take to fully recover? --> Long COVID can be monitored for three months; after three months, most symptoms should g...

[Read More] Long COVID Management Tips for Patients with Ankylosing Spondylitis


Impact of COVID-19 on Ankylosing Spondylitis: A Clinical Perspective

The relationship between COVID-19 infection and the progression of ankylosing spondylitis? Hello, doctor. I would like to ask: 1) Are there any relevant studies that confirm that a diagnosis of COVID-19 can worsen the condition of patients with ankylosing spondylitis who previous...


Dr. Zeng Guosen Reply:
There have indeed been reports that COVID-19 infection can lead to instability in autoimmune diseases. However, in most patients, this worsening condition tends to gradually resolve over time. There is no need to worry; you can seek medical advice and assistance from a physician....

[Read More] Impact of COVID-19 on Ankylosing Spondylitis: A Clinical Perspective


Does COVID-19 Worsen Conditions in Patients with Ankylosing Spondylitis?

Will a COVID-19 infection worsen the condition of patients with ankylosing spondylitis who previously had their disease under control? Hello, Doctor Gao. I would like to ask: 1) Are there any relevant studies that confirm that a diagnosis of COVID-19 can worsen the condition of p...


Dr. Gao Jiankai Reply:
Hello, thank you for your question. Here are my responses: 1) Are there any relevant studies confirming that COVID-19 infection can worsen the condition of patients with ankylosing spondylitis who previously had their disease under control? Or have you observed in your clinic t...

[Read More] Does COVID-19 Worsen Conditions in Patients with Ankylosing Spondylitis?


Understanding COVID-19 Diagnosis and Isolation: Key Questions Answered

Some issues related to COVID-19 diagnosis? I'm sorry, but I don't know which specialty to ask. On the afternoon of October 14th, I suddenly felt a strong urge to cough, and it was severe. Even after getting home from work that night, I took a rapid test which came back ...


Dr. Hong Yuanbin Reply:
Hello, 1. It is advisable to maintain a proper distance for the time being, as there may still be a low viral load present. 2. Yes, that's correct. When the viral load is low, there is a possibility of false negatives. 3. No, currently other diseases do not cause false p...

[Read More] Understanding COVID-19 Diagnosis and Isolation: Key Questions Answered


Managing Fever After COVID-19 Diagnosis: Symptoms and Treatment

Fever after diagnosis? In the first three days after diagnosis, I experienced a fever of 38.5°C. After that, my daytime temperature was around 37.2-37.5°C, but as the sun began to set, I felt my temperature rise to 38.5°C, which lasted for about 3-4 hours before it decreased, acc...


Dr. Liao Zhongxin Reply:
1. When infected with COVID-19, there may also be infections in other areas, such as the upper respiratory tract, urinary tract, and wound infections. Therefore, please also check for any abnormalities in other areas. 2. Body temperature throughout the day is generally lower in t...

[Read More] Managing Fever After COVID-19 Diagnosis: Symptoms and Treatment


Unexplained Fever After Family COVID-19 Diagnosis: What to Know

Fever of unknown origin (not diagnosed) Hello, doctor. On Sunday (September 11), a family member tested positive for COVID-19, and the next day (September 12), another family member also tested positive. I have no other symptoms of COVID-19, although I did experience wrist pain f...


Dr. Hong Yuanbin Reply:
Hello, based on your description, it is possible that you are experiencing early symptoms of COVID-19. Initially, the viral load may be low, which could result in a false negative on a rapid test. Another possibility is whether you have been taking any prophylactic medications, a...

[Read More] Unexplained Fever After Family COVID-19 Diagnosis: What to Know