Fever, Influenza FAQ

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Managing Persistent Fever After Flu Diagnosis with Diabetes and Hypertension

Persistent fever after diagnosis? I apologize for your situation. You have been diagnosed with a fever above 38°C and have a history of diabetes and hypertension. The doctor prescribed antiviral medication, but you experienced edema after taking it for one day, so you stopped. Yo...


Dr. Yang Zongyan Reply:
If diagnosed with influenza, it is recommended to take antiviral medication within 48 hours for better effectiveness. If fever persists, it is advised to seek medical attention promptly to prevent complications.

[Read More] Managing Persistent Fever After Flu Diagnosis with Diabetes and Hypertension


Can You Go to Work with the Flu? Understanding Contagion and Recovery

Can you go to work with the flu? Since I was diagnosed with influenza type A yesterday, the doctor didn't specifically advise against anything or mention how many days I should rest at home. I would like to know if it's okay to go back to work. Am I still contagious? Sh...


Dr. Chen Mingong Reply:
Hello, Ms. Wang: Generally, during an influenza infection, whether it is type A or type B, the infectiousness is higher when there is a fever (body temperature above 37.5 degrees Celsius). Therefore, it is recommended to refrain from attending school or work while feverish. You m...

[Read More] Can You Go to Work with the Flu? Understanding Contagion and Recovery


Impact of Flu Vaccine on COVID-19 Symptoms and Recovery Insights

COVID-19 Hello, I received the flu vaccine the afternoon before testing positive on a rapid test. Does this mean the vaccine is ineffective? Could it worsen the symptoms of the confirmed infection, or have any other effects on my body? Additionally, after finishing the 3-day medi...


Dr. Yang Zongyan Reply:
If a rapid test came back positive and the flu vaccine was administered the afternoon before, does that mean the vaccine is ineffective? Will it worsen the symptoms of a confirmed case, or will it have any impact on the body? The flu vaccine is designed to prevent influenza types...

[Read More] Impact of Flu Vaccine on COVID-19 Symptoms and Recovery Insights


Managing Breathing Difficulties and Chest Pain After Flu Vaccine

As the second dose of the vaccine is administered? On November 25th, I received the second dose of the vaccine, and starting from noon on November 26th, I began experiencing symptoms of shortness of breath and chest pain. I would like to know how to handle this situation.


Dr. Pan Fengjuan Reply:
Hello, you mentioned that "As" and "ax" are not currently types of COVID-19 vaccines available in the country! If you are referring to "AZ," here is the information: The side effects of the second dose of the AZ vaccine are generally milder compared ...

[Read More] Managing Breathing Difficulties and Chest Pain After Flu Vaccine


Sudden Fever: Is It Flu or a New Variant Virus?

Sudden high fever? On September 29, I suddenly experienced a fever, body aches, loss of appetite, night sweats, a swollen headache, and mild nausea, but my sense of taste and smell, as well as bowel movements, were normal. On September 30, my fever peaked at 39 degrees Celsius. B...


Dr. Yang Zongyan Reply:
Regarding fever symptoms, they are more likely to be associated with influenza, but there is also a possibility of a variant virus. Clinically, it is difficult to differentiate between them, so it is important to consider any relevant TOCC (Travel, Occupation, Contact, Cluster) h...

[Read More] Sudden Fever: Is It Flu or a New Variant Virus?


Is It Normal to Have a Low-Grade Fever After AZ Vaccine?

One week after receiving the AZ vaccine? Hello, doctor. I received the AZ vaccine about a week ago. A few days after the vaccination, I experienced severe headaches and a slight fever, but it wasn't too serious; taking one pain reliever helped a lot. However, today marks the...


Dr. Chen Mingong Reply:
Hello, Chu! A body temperature ranging from 37 to 37.5 degrees Celsius, if not accompanied by other symptoms such as headache, fatigue, loss of appetite, or abdominal pain, generally only requires you to drink plenty of water during the day and can be monitored further.

[Read More] Is It Normal to Have a Low-Grade Fever After AZ Vaccine?


Concerns and Symptoms After Returning from Taipei: Flu Consultation

Some concerns and symptoms that have arisen since returning from Taipei last week? Hello Doctor: Last Friday, my school announced a concern about an outbreak, so I chose to return home. However, after getting home, I started to feel a bit strange in my body, an indescribable disc...


Dr. Chen Mingong Reply:
Hello Mr. Lin! Currently, there is no need for rapid testing; just make sure to wear your mask properly and securely. If you experience a dry cough or a temperature above 38 degrees Celsius, then you should seek medical attention.

[Read More] Concerns and Symptoms After Returning from Taipei: Flu Consultation


Persistent Low-Grade Fever and Throat Swelling: When to Seek Help

Persistent low-grade fever and swollen throat? Hello, I would like to inquire about my symptoms. I have been experiencing a low-grade fever for two months, with my body temperature fluctuating between 36.8°C and 37.3°C. In the morning, my temperature is around 36.5°C, and by arou...


Dr. Yang Zongyan Reply:
It is recommended to visit the Infectious Disease outpatient clinic for further evaluation and to bring the medication list from the ENT clinic for reference.

[Read More] Persistent Low-Grade Fever and Throat Swelling: When to Seek Help


Are Needle-Free Vaccination Options Available for Fearful Patients in Taiwan?

Is there a hospital in Taiwan that uses needle-free injectors for vaccinations for those who have a severe fear of needles? Due to work requirements, I need to get vaccinated for yellow fever. As far as I know, insulin needle-free injectors are widely used, and theoretically, yel...


Dr. Yang Zongyan Reply:
Yellow fever vaccine injection; domestic hospitals likely do not use needle-free injectors for the vaccine. For detailed information, please refer to the announcements from the Centers for Disease Control regarding the contracted travel medicine clinics and their service schedule...

[Read More] Are Needle-Free Vaccination Options Available for Fearful Patients in Taiwan?


Understanding Sore Throat with Muscle Pain and Numbness: Flu or COVID-19?

Sore throat accompanied by muscle pain and numbness in the hands? Hello Doctor, I started experiencing mild nasal discharge and a sore throat on Monday, without fever or cough. I also had muscle aches and occasional numbness in my hands and feet, along with swollen lymph nodes in...


Dr. Yang Zongyan Reply:
Upper respiratory infections caused by viral infections can lead to these symptoms, so they are not necessarily related to the COVID-19 virus. It is recommended to first seek evaluation from a family medicine or infectious disease clinic. For intermittent numbness in the palms, i...

[Read More] Understanding Sore Throat with Muscle Pain and Numbness: Flu or COVID-19?


Understanding Sore Throat with Muscle Pain and Numbness: Flu or COVID-19?

Sore throat accompanied by muscle pain and hand numbness? Hello Doctor, I experienced mild nasal discharge and a sore throat on Monday. There was no fever or cough. I also had muscle aches, occasional numbness in my hands and feet, and swollen lymph nodes in my neck. By Wednesday...


Dr. Yang Zongyan Reply:
Upper respiratory infections caused by viral infections can lead to these symptoms, which are not necessarily related to the COVID-19 virus. It is recommended to first consult a family medicine or infectious disease clinic for evaluation. Intermittent numbness in the palms should...

[Read More] Understanding Sore Throat with Muscle Pain and Numbness: Flu or COVID-19?


Managing Concerns About Avian Flu After Possible Exposure

Please advise on what to do during the incubation period of avian influenza? Dear Dr. Liao, I accidentally consumed three pieces of undercooked chicken with blood on December 31, 2018. I am now very concerned about the possibility of contracting avian influenza. I researched onl...


Dr. Liao Zhongxin Reply:
Dear readers: Regarding the question "What can I do to reduce the severity of infection?" the response is as follows: A: First, refer to the relevant information from the Centers for Disease Control (CDC) at www.cdc.gov.tw. 1. Can the novel H1N1 influenza virus be tra...

[Read More] Managing Concerns About Avian Flu After Possible Exposure


Is It a Low-Grade Fever? Understanding Body Temperature Variations

Is it a low-grade fever? Recently, the weather has turned cooler, and I often feel my forehead or abdomen is a bit warm, but my temperature readings show no fever. My axillary temperature ranges from 35.6 to 36.4 degrees Celsius, and it tends to be higher in the evening, around 3...


Dr. Liao Zhongxin Reply:
Dear readers: Regarding the recent drop in temperature, here are the responses: 1. A general definition of fever is a body temperature of 37.3 degrees Celsius (99.1 degrees Fahrenheit) or higher. 2. A temperature between 37.3 and 38.5 degrees Celsius (99.1 to 101.3 degrees Fahren...

[Read More] Is It a Low-Grade Fever? Understanding Body Temperature Variations


Concerns About Avian Flu After Contact with Pigeon Droppings

The issue of avian influenza? Hello, Doctor: Due to my personal religious beliefs, I placed a Buddha statue on the balcony to expose it to sunlight this afternoon. Although I noticed a lump of pigeon droppings about 15 centimeters in front of the placement area (which seemed to h...


Dr. Chen Mingong Reply:
Hello, the transmission routes of avian influenza: primarily through contact with infected poultry or their feces, and it may also occur through contact with or inhalation of dust containing avian influenza virus. Generally, the incubation period is about five to nine days, with ...

[Read More] Concerns About Avian Flu After Contact with Pigeon Droppings


Cat Bite Without Proper Wound Care: Risks and Vaccination Concerns

A bite from a feral cat without rinsing the wound? Hello doctor, today I was bitten by a stray cat (it bled) and I have one larger wound on my left hand along with several smaller spots. I only rinsed the larger wound briefly with saline (just for a moment) and didn't clean ...


Dr. Ke Zhengqin Reply:
Hello: Dr. Ke has retired, and I am Dr. Lin Wu-Fu from the Infectious Diseases Department responding on his behalf: 1. Vaccination does not guarantee 100% prevention of rabies, but according to the literature, the probability is quite low, and the prevalence of rabies among feral...

[Read More] Cat Bite Without Proper Wound Care: Risks and Vaccination Concerns


Flu Symptoms or STD Concerns: Understanding Your Health Questions

Inquiry about sexually transmitted diseases and flu symptoms? Hello Doctor, I had unprotected oral sex on May 26, and then on May 29, I developed a high fever (39.6 degrees Celsius). After visiting my family doctor, I was told it was likely influenza and not related to a sexually...


Dr. Ke Zhengqin Reply:
Hello! Dr. Ke has retired, and I am Dr. Lin Wufu from the Infectious Disease Department here to respond: 1. Influenza often presents with muscle aches, typically manifesting as generalized body aches or particularly in the back. It is uncommon for the pain to be localized to one...

[Read More] Flu Symptoms or STD Concerns: Understanding Your Health Questions


Understanding the Differences Between Avian Influenza and H1N1

Avian Influenza Hello, Doctor: I would like to ask about avian influenza. What is the difference between avian influenza and the recent H1N1?


Dr. Ke Zhengqin Reply:
Avian Influenza – The influenza that infects birds is known as avian influenza. This disease is caused by a virus, and patients may exhibit respiratory symptoms, including cough, nasal congestion, and runny nose. Additionally, symptoms outside the respiratory system may occur, su...

[Read More] Understanding the Differences Between Avian Influenza and H1N1


Concerns About Eating Undercooked Eggs: Flu and Food Safety Insights

Accidentally consumed undercooked eggs? Hello, Dr. Chen. Last night after work, I came home feeling tired and hungry, so I quickly made a bowl of instant noodles and added an egg to it. The water I used was hot water boiled to 98 degrees Celsius from a regular thermos. After lett...


Dr. Chen Shuliang Reply:
Consuming eggs that are contaminated with Salmonella and not properly cooked can lead to acute gastroenteritis (symptoms include vomiting, abdominal pain, diarrhea, etc.). The incubation period is 8-48 hours, and most healthy individuals will experience a self-limiting resolution...

[Read More] Concerns About Eating Undercooked Eggs: Flu and Food Safety Insights


First Reported SARS Case in Taiwan: Symptoms and Significance

The first reported case of SARS? The first reported case of SARS in Taiwan occurred in Taipei. The symptoms of SARS include fever, cough, shortness of breath, and difficulty breathing. These symptoms are indicative of a respiratory infection, which is characteristic of SARS, as t...


Dr. Suo Ren Reply:
Dear Sir, the first case in Taiwan that I understand was a Taiwanese businessman treated at National Taiwan University Hospital, who experienced persistent fever and rapidly worsening pneumonia, which aligns with the case definition set by the World Health Organization. Subsequen...

[Read More] First Reported SARS Case in Taiwan: Symptoms and Significance


Understanding Statutory Infectious Diseases: Current List in Taiwan

Statutory infectious diseases What are the currently recognized statutory infectious diseases in the country?


Dr. Wang Baotian Reply:
In Taiwan, legally mandated infectious diseases are classified into four categories, totaling over thirty types. This includes rabies, cholera, smallpox, plague, typhoid fever, malaria, scarlet fever, diphtheria, among others. Among these four categories, Category I is the most s...

[Read More] Understanding Statutory Infectious Diseases: Current List in Taiwan


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