Understanding Allergies and Asthma: Symptoms and Treatment Options
Allergy? Asthma? Hello Doctor: This situation has troubled me for a long time, as I have had this issue since childhood. When I was younger, the problem was not very noticeable, so I did not pay much attention to it. I often cough during climate changes, especially from autumn to...
Dr. Jian Linzhen reply Pulmonology
The most common symptoms of asthma include wheezing and chest tightness. Sometimes, patients may experience a feeling of breathlessness and difficulty breathing. Coughing is also a frequent symptom of asthma and may be the only symptom during an asthma attack. Here are five types...[Read More] Understanding Allergies and Asthma: Symptoms and Treatment Options
Managing Asthma: Dietary and Lifestyle Tips for Better Control
Asthma Hello, Dr. Jian! I have been experiencing symptoms of allergic rhinitis for many years, but whenever the weather gets cooler or when I have severe cold symptoms, I also develop asthma. Last night, as I was falling asleep, I suddenly experienced a mucus blockage that nearly...
Dr. Jian Linzhen reply Pulmonology
Hello: Due to your allergic constitution, including nasal allergies and respiratory allergies, and the risk of near-syncope during sleep, you are considered to be in a high-risk group for asthma. It is recommended that you visit a pulmonology clinic for further detailed follow-up...[Read More] Managing Asthma: Dietary and Lifestyle Tips for Better Control
Complications of Sputum Aspiration and Prevention Strategies
Complications and Prevention Methods of Sputum Aspiration I would like to understand the precautions regarding sputum suctioning. What are the complications that can arise from sputum suctioning, and how can they be prevented?
Dr. Jian Linzhen reply Pulmonology
Hello: Here are the precautions and complications related to suctioning, as well as how to prevent them: 1. After suctioning, administer 100% oxygen for 1 minute to prevent complications from suctioning (depending on the patient's condition). 2. Suction catheter sizes: Adul...[Read More] Complications of Sputum Aspiration and Prevention Strategies
Managing Theophylline Side Effects: When to Adjust Your Dosage
125 mg Theophylline Hello Dr. Jian: Due to prolonged recurrent colds, I developed bronchitis. After taking the bronchodilator prescribed by my doctor, I experienced nausea, dizziness, and palpitations. Given these adverse reactions, can I continue taking the medication, or should...
Dr. Jian Linzhen reply Pulmonology
THEOPHYLLINE has only a mild bronchodilator effect and has a narrow safety margin. The most common cardiac side effects are sinus tachycardia and ventricular ectopy. Elevated blood levels can lead to nausea, vomiting, tremors, tachycardia, and seizures. Additionally, even at norm...[Read More] Managing Theophylline Side Effects: When to Adjust Your Dosage
Understanding Persistent Chest Pain: Causes and Solutions
Chest tightness or chest discomfort? Hello Doctor: I have the following symptoms: 1. Chest tightness and chest pain 2. Chronic throat inflammation that has not improved 3. Post-nasal drip My chest tightness and chest pain began at the end of January 2004 in Japan and have persist...
Dr. Jian Linzhen reply Pulmonology
Post-nasal drip is the most common cause of chronic cough. Allergic rhinitis is a contributing factor. The spirometry results show a lung capacity of approximately 70%, which is abnormal. Although there are various methods to assess airway obstruction, the two most commonly used ...[Read More] Understanding Persistent Chest Pain: Causes and Solutions
Understanding Unexplained Asthma: Causes, Transmission, and Treatment
Asthma of unknown origin? Hello Dr. Jian, I have a few questions to ask: 1. What causes asthma of unknown origin, considering that I do not smoke? 2. Is bronchiectasis contagious? 3. Can asthma be completely cured?
Dr. Jian Linzhen reply Pulmonology
1. Asthma is a recurrent airflow obstruction disorder that can resolve spontaneously or improve with appropriate treatment. Depending on its severity, it may present with symptoms such as shortness of breath, wheezing, chest tightness, and coughing; some asthma patients may also ...[Read More] Understanding Unexplained Asthma: Causes, Transmission, and Treatment
Does Drinking Green Tea After Smoking Increase Health Risks?
Smoking followed by drinking..? Dear Doctor: Does drinking green tea after smoking cause greater harm to the body? If I drink 250cc to 500cc of plain water, can it slightly reduce the harm and help eliminate harmful substances through urine? Thank you!
Dr. Jian Linzhen reply Pulmonology
1. Drinking green tea after smoking does not show any evidence of enhancing the harmful effects of carcinogens in cigarettes on the body. 2. The carcinogens in cigarettes can enter the bloodstream through the mucous membranes of the mouth and lungs; therefore, theoretically, drin...[Read More] Does Drinking Green Tea After Smoking Increase Health Risks?
Understanding Abnormal White Blood Cell Counts and Lung Health
Polycythemia or anemia? Hello, I would like to ask what conditions are associated with leukocytosis (high white blood cell count) or leukopenia (low white blood cell count)? Is there a connection between chronic sputum accumulation and cough in the lungs and abnormal white blood ...
Dr. Jian Linzhen reply Pulmonology
1. An elevated white blood cell count is often due to infection or inflammatory responses in the body, serving as a mechanism for combating foreign infections. Conversely, a low white blood cell count can reduce the body's resistance to external bacteria, making it more susc...[Read More] Understanding Abnormal White Blood Cell Counts and Lung Health