How is Leprosy Transmitted?

The primary mode of transmission of leprosy is believed to be through respiratory droplets when an infected person with untreated leprosy coughs or sneezes. However, leprosy is considered to have low contagiousness, and not everyone exposed to the bacteria becomes infected. Leprosy is not easily spread, and early diagnosis and treatment with antibiotics can effectively control the infection. Studies have shown that certain red armadillos carry the leprosy bacteria and spread it to humans.

What is Leprosy?

Leprosy, also called Hansen’s disease, is a chronic infectious disease caused by the slow-growing bacteria Mycobacterium leprae. It primarily affects the skin, peripheral nerves, eyes, and mucosal surfaces of the upper respiratory tract. Leprosy is broadly categorized into paucibacillary (tuberculoid) and multibacillary (lepromatous) forms, each with distinct clinical presentations and implications. Leprosy symptoms include skin lesions, nerve damage, and muscle weakness. Multi-antibiotic therapy, including drugs like rifampicin and dapsone, is effective in treating leprosy, particularly when diagnosed and treated early.

Table of Content

  • What is Leprosy Disease?
  • What Causes Leprosy?
  • How is Leprosy Transmitted?
  • Leprosy Symptoms
  • Types of Leprosy Disease
  • Diagnosis of Leprosy
  • What are the Complications of Leprosy?
  • Leprosy Treatment

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What is Leprosy Disease?

Definition of Leprosy: Leprosy, also known as Hansen’s disease, is a chronic infectious disease caused by the bacterium Mycobacterium leprae, primarily affecting the skin and peripheral nerves, leading to skin lesions and nerve damage....

What Causes Leprosy?

Leprosy is caused by Mycobacterium leprae which was discovered by Gerhard Armauer Hansen in Norway in 1873 as the first bacterium for causing the disease. The disease gets transmitted from the infected person through their respiratory droplets and hence it is an airborne disease. Most people have natural immunity against the bacteria and only 5% are vulnerable to the disease....

How is Leprosy Transmitted?

The primary mode of transmission of leprosy is believed to be through respiratory droplets when an infected person with untreated leprosy coughs or sneezes. However, leprosy is considered to have low contagiousness, and not everyone exposed to the bacteria becomes infected. Leprosy is not easily spread, and early diagnosis and treatment with antibiotics can effectively control the infection. Studies have shown that certain red armadillos carry the leprosy bacteria and spread it to humans....

Leprosy Symptoms

Once the person is affected with the bacteria it takes three to five years for the symptoms to appear and it mainly affects the skin and the peripheral nervous system ( nerves outside the brain and spinal cord). It also affects the eyes and the thin lining of the nose....

Types of Leprosy Disease

Leprosy is divided into various types as follows:...

Diagnosis of Leprosy

Leprosy or Hensen’s disease can be diagnosed by looking for one of the following signs:...

What are the Complications of Leprosy?

If the disease is not treated on time it can lead to various complications like permanent damage to skin, feet, nerves, legs, and eyes. The other complications include:...

Leprosy Treatment

Leprosy is treated with a combination of antibiotics: two or three antibiotics are used at the same time, it is known as multi-drug therapy. This was introduced by World Health Organization (WHO) in the 1980s. This treatment is highly effective in curing patients and stopping the transmission of the disease. Some of the key components of leprosy treatment are:...

Conclusion: Causes, Symptoms, Treatment and Types Of Leprosy

Leprosy also known as Hensen’s disease is a chronic infectious disease caused by the Mycobacterium leprae that primarily affects the skin, peripheral nerves, eyes, and lining of the mucous membrane. It has a wide range of symptoms like skin lesions, loss of vision, muscle weakness, numbness, and permanent damage to the legs and arms. It can be treated and prevented by multi-drug therapy and supportive treatment....

FAQs on Causes, Symptoms, Treatment and Types Of Leprosy

What is the Main Cause of Leprosy?...