Author Archives: Dr.zhao

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About Dr.zhao

I am an internal-medicine physician from Shanghai, China, with a Master’s degree in Medicine. I have extensive experience in infectious-disease care, clinical procedures, and published research, and I am dedicated to providing you with authoritative, professional, evidence-based health insights.

What are the symptoms of pinworm infection?

Pinworm Infection: Understanding the Symptoms and Effects Pinworm infection can lead to a range of symptoms, predominantly characterized by itching around the anal and perianal regions. This discomfort tends to be more severe at night. Adults may experience different symptoms depending on where the pinworms have infected, while children might have trouble sleeping and grind their teeth at night. Mild cases often go unnoticed, with individuals who maintain good hygiene potentially healing on their own. Appetite loss, abdominal pain, and localized inflammation with pain may also occur. Additionally, if pinworms enter the urinary tract, they can cause urinary irritation and... Learn more

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What are the symptoms of vector-borne diseases?

Vector-Borne Diseases: Symptoms, Prevention, and Treatment Vector-borne diseases are illnesses that spread through the bite of infected insects or arthropods, carrying pathogens from animals or humans to humans. These include diseases such as malaria, dengue fever, Japanese encephalitis, Lyme disease, and plague. Mosquitoes, ticks, and fleas are common vectors, transmitting viruses, bacteria, and parasites. Malaria Malaria is a parasitic disease caused by Plasmodium parasites, primarily transmitted through the bite of Anopheles mosquitoes. Symptoms include periodic chills, high fever, and sweating, which can lead to anemia, liver and spleen enlargement, or even coma in severe cases. Malaria is more common in... Learn more

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What are the symptoms of polio?

Understanding the Symptoms and Progression of Polio Polio is a complex and variable disease with distinct phases in its progression. These phases include the prodrome, the period preceding paralysis, the paralysis period, the recovery period, and the residual phase, each with different symptoms. Prodrome Phase The symptoms during this phase are mild and resemble nonspecific infection signs. People may experience fever, general malaise, lack of appetite, excessive sweating, sore throat, cough, and runny nose. Additionally, gastrointestinal symptoms like nausea, vomiting, abdominal pain, and diarrhea may occur. These symptoms typically last from 1 to 4 days, and if the condition improves... Learn more

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What are the symptoms of intestinal amoebiasis?

Intestinal Amoebiasis: Symptoms, Treatment, and Prevention Intestinal amoebiasis, caused by the protozoan parasite Entamoeba histolytica, can present a range of symptoms varying from mild discomfort to severe complications. Here’s what individuals need to know about the condition, its symptoms, and how it can be managed. Symptoms of Intestinal Amoebiasis The onset of symptoms can be subtle and gradually worsen over time. Here are the primary symptoms: Diarrhea Early signs often include loose or watery stools, occurring several times a day, accompanied by mild, vague abdominal pain. This discomfort is linked to the invasion of the intestinal mucosa by the amoeba.... Learn more

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What are the symptoms of intestinal amoebiasis?

Intestinal Amoebiasis: Symptoms and Management Intestinal amoebiasis is a parasitic infection caused by the protozoa Entamoeba histolytica. It can range from mild gastrointestinal discomfort to severe complications such as colonic ulcers or liver abscesses. The primary symptoms of this condition include diarrhea, abdominal pain, bloody mucoid stools, and fever. Diarrhea Initially, affected individuals may experience loose or watery stools several times a day, often accompanied by mild, intermittent abdominal pain. This is related to the invasion of the intestinal mucosa by the amoebae. Abdominal Pain As the condition progresses, individuals may experience persistent, dull pain in the right lower abdomen... Learn more

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