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Zhou Yan
Geriatrics
About me
Member of the 7th Rehabilitation Professional Committee of the Chinese Society of Rehabilitation Medicine, and Chairman of the 1st Youth Committee of the Geriatric Health Medical Professional Committee of the Hunan Provincial Women Physicians Association.
Proficient in diseases
Specializes in geriatric internal medicine diseases, particularly in the rescue of cardiovascular critical illnesses such as acute coronary syndrome, hypertensive crisis, malignant arrhythmia, acute heart failure, etc.
Voices
How to Prevent Osteoporosis
Osteoporosis is a common aging-related disease closely associated with aging. The symptoms of osteoporosis can be alleviated and the progression of bone hyperplasia can be prevented through the following methods: proper lifestyle, a balanced diet rich in calcium, low in salt, and with adequate protein, appropriate outdoor activities and sunlight exposure, and engaging in physical exercises beneficial for bone health. Avoid smoking and excessive drinking, and use medications that affect bone metabolism with caution. Additionally, supplementing with calcium and vitamin D can promote bone health, maintain muscle strength, and improve body stability.
Does myocarditis fear tiredness?
Myocarditis is an inflammatory disease of the myocardium. In treating it, reducing the cardiac load is crucial. For patients in the acute phase, rest is the best way to reduce cardiac load and is an important treatment measure for acute myocarditis. If a patient's heart condition, such as chest pain, elevated myocardial enzymes, or troponin, or severe arrhythmias, is present, we often recommend that the patient rest in bed for more than three months. Therefore, patients with myocarditis should avoid exertion and rest appropriately.
Can Parkinson's disease be cured?
The core treatment for Parkinson's disease currently is pharmacotherapy, with surgical treatment serving as a supplement. Additionally, physical rehabilitation and psychological therapy are also recommended. The most effective drugs against Parkinson's at present include Levodopa, or compound Levodopa preparations. Other treatments include dopamine receptor agonists, monoamine oxidase inhibitors, amantadine, anticholinergic drugs, and catechol-O-methyl transferase inhibitors. Furthermore, there are treatments aimed at non-motor symptoms, such as psychiatric symptoms, cognitive impairments, autonomic dysfunctions, and sleep disorders. For drug treatments, it is advisable to start with a low dose and gradually increase to an appropriate dosage while maintaining the medication regimen. Currently, we cannot cure Parkinson's disease; we can only provide relief to the symptoms and slow the progression of the disease through comprehensive treatment. (The use of medications should be under the guidance of a doctor.)
How to treat diabetes in the elderly?
For elderly patients with diabetes, our long-term treatment goal is to delay the onset and progression of chronic diabetic complications, maintain good health and self-care ability, improve quality of life, and extend healthy lifespan through good metabolic control. The short-term goal is to control hyperglycemia and its metabolic disorders, eliminate the symptoms of diabetes, and prevent acute severe metabolic disorders. Our "five-pronged" approach to diabetes management is also suitable for elderly patients, including diabetes education, medical nutrition therapy, exercise therapy, blood glucose monitoring, and medication therapy. Therefore, for elderly diabetic patients, it is essential to keep blood glucose levels within a controllable range, delay the onset of complications, and provide a healthy twilight years for elderly diabetics.
Dietary Cautions for Geriatric Depression
Patients with geriatric depression currently find antidepressant medications and electroconvulsive therapy to be quite effective. However, due to lack of appetite and poor mental responsiveness in these patients, their nutritional status often remains unfulfilled. Therefore, we should enhance the dietary nutrition of elderly patients with depression. The focus should be on protein-rich foods such as eggs, shrimp, fish, chicken, and duck. Additionally, attention should be given to including roughage in the diet, ensuring daily fruit intake and vegetables in every meal.
Can myocarditis heal itself?
Myocarditis is an inflammatory disease of the myocardium. Common causes include viral infections, while bacterial and fungal infections can also cause myocarditis, but these are relatively less common. The onset of myocarditis can vary; it may be rapid, occasionally leading to acute heart failure and sudden cardiac death. However, most cases of myocarditis are self-limiting, though they can also progress to dilated cardiomyopathy. For individuals presenting with flu-like symptoms such as fever, general fatigue, muscle soreness, nausea, and vomiting, or other gastrointestinal issues, it is advisable to provide rest and nutritional support treatment. This is because these cold symptoms might also be indicative of myocarditis. Therefore, general treatment, rest, and nutrition should be emphasized for patients with colds.
How is myocarditis diagnosed?
Myocarditis is an inflammatory disease of the myocardium, which can be confirmed by the following tests: Chest X-rays can show an enlarged cardiac silhouette. Electrocardiograms can reveal changes in the ST-T segments, and various arrhythmias may also occur, especially ventricular arrhythmias and atrioventricular conduction blocks. Echocardiography might be normal, or it might show enlargement of the left ventricle and weakened wall motion. Cardiac MRI is of significant importance for the diagnosis of myocarditis, showing patchy enhancement of the myocardium. Biochemical blood tests can show elevated non-specific inflammatory markers such as erythrocyte sedimentation rate (ESR) and C-reactive protein, and elevated levels of myocardial enzymes and troponin. Serological testing for viruses can suggest a cause but is not definitive for diagnosis. Finally, endomyocardial biopsy, besides diagnosing, can also aid in assessing the condition and prognosis. However, it is invasive, so it is generally used only in urgent and severe cases, cases with poor treatment response, or in patients with undiagnosed causes. It is not commonly performed in patients with mild conditions.
What are the symptoms of Parkinson's disease?
The main symptoms of Parkinson's disease are divided into two major categories: motor symptoms and non-motor symptoms. The motor symptoms include bradykinesia and hypokinesia, specifically characterized by slow movement speed and reduced amplitude. In daily life, this results in clumsiness with actions such as difficulty standing up, small arm swings while walking, or even no swinging at all, a lack of facial expressions, and progressively smaller handwriting. The second type is resting tremor, which includes pill-rolling movements along with muscle rigidity and postural and gait imbalances, such as a panicked gait or taking very small steps that accelerate and become faster without the ability to stop or turn promptly. Non-motor symptoms include issues such as olfactory dysfunction, sleep disturbances, constipation, and depression.
The causes of Parkinson's disease
Parkinson's disease, also known as tremor paralysis, is a common neurodegenerative disorder. The cause of Parkinson's disease is not yet clear, but it may be related to several factors, such as aging, genetics, and environmental factors. Since Parkinson's disease is the result of multiple factors, including abnormal protein aggregation, oxidative stress, mitochondrial damage, inflammation, and excitotoxicity of glutamate, these elements lead to the loss of dopaminergic neurons in the substantia nigra of the midbrain and a reduction in dopamine neurotransmitters in the striatum. This ultimately results in the patient's bradykinesia, muscle rigidity, and resting tremor.
Methods of Diagnosing Parkinson's Disease
In the auxiliary examinations for Parkinson's disease, routine laboratory tests as well as CT and MRI scans of the head generally show no specific changes. However, in molecular imaging, PET CT can reveal a significant decrease in striatal dopamine transporter. For olfactory tests, over 80% of Parkinson's patients exhibit olfactory dysfunction. Doppler ultrasound can also detect a significant enhancement of the substantia nigra signal. Despite these advancements in auxiliary examinations, diagnosis in patients with Parkinson's disease still primarily relies on clinical evaluation. According to the 2015 criteria, the diagnostic standards are still based on clinical diagnosis, which includes two main points: first, bradykinesia, where voluntary movements are slow and the speed and amplitude of repetitive movements progressively decrease; second, at least one of the following two manifestations must be present: muscular rigidity or resting tremor.