Scrub Typhus: A Simple Guide for Patients
- Dr. Karuturi Subrahmanyam

- 13 minutes ago
- 2 min read
Scrub typhus is a common infection in many parts of India, especially during the rainy and winter seasons. It is caused by a tiny insect called a chigger, which lives in bushes, grasslands, farms, and village surroundings. Many people do not even notice the bite, but the infection can become serious if not treated on time. Understanding the symptoms, treatment, and prevention can help you stay safe.
How the infection spreads
Scrub typhus spreads when an infected chigger bites the skin. These insects are very small and cannot be seen easily. People who work in fields, walk through thick bushes, or sleep on open ground are at higher risk.
Common symptoms
The illness usually starts with sudden high fever and severe body pains. Headache, tiredness, and chills are also very common. Some patients develop a red rash on the body. A special sign, seen in many cases, is a small black dry wound at the bite site. This looks like a burnt spot and helps doctors identify the disease quickly.
Why early treatment is important
If scrub typhus is not treated early, it can affect the lungs, liver, kidneys, and brain. This can lead to breathing difficulty, confusion, or low blood pressure. The good news is that the infection responds very well to antibiotics when started early. Most patients recover completely with medicines like doxycycline or azithromycin.
How doctors diagnose it
Doctors usually diagnose scrub typhus based on the symptoms, presence of the black wound, and blood tests. If fever does not improve with common medicines, it is important to tell your doctor if you recently visited fields or bushes.
Prevention tips
Prevention is simple and very effective. Wear full-sleeved clothing while going to farms or forest areas. Use insect repellents on skin and clothes. Avoid sitting or sleeping on open ground. Keep the surroundings clean and free of thick bushes near your home.
When to consult a Doctor
Consult a doctor if you have high fever for more than two days, severe body pains, or weakness. Early treatment can prevent complications and save lives.
Scrub typhus is treatable and preventable. Awareness and timely care are the best protections for you and your family.
Dr. Karuturi Subrahmanyam, MD, FRCP (London), FACP (USA)
Internal Medicine Specialist
Kify Hospital
Danavaipeta
Rajahmundry
Phone : 85000 23456





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