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The boy fell in the swimming pool, the wound could not be healed for a year, and the "culprit" turned out to be it

Xiao Bai (pseudonym) from Wenzhou is 6 years old this year

For nearly a year

His right auricles were repeatedly suppurated and could not heal

He has been treated for medical treatment in many places

But the cause was not found

This caused great psychological and physical distress to the little boy

What happened to Xiao Bai? What disease did he get?

Recently, Xiao Bai's mother took him to the Department of Dermatology of the First Affiliated Hospital of Wenzhou Medical University for treatment. The doctor's examination showed that the surface of the boy's auricular wound was crusted and oozed yellow pus, and after careful consultation, he got an important message: Xiao Bai was infected after slipping in the swimming pool by the sea last year and breaking the right ear pinna.

The doctor immediately collected a sample of pus at the small white auricle and sent it for bacterial culture. After the specimen was delivered to the laboratory department, the teacher of the microbiology room combined the causes and symptoms of Xiao Bai and quickly thought with a wealth of experience that this might be an infection of some kind of acid-fast bacillus. Therefore, immediately after smearing the pus sample, acid-resistance staining is performed. Sure enough, a small amount of red bacilli (acid-fast bacilli) was detected under the microscope! After the initial verification of the idea, the culture time of the specimen bacteria was extended, and finally the "culprit" was locked on day 8, Mycobacterium sea, a slow-growing non-tuberculous mycobacteria.

After two months of treatment with Mycobacterium sea, the wound on the small white pinna was significantly better, and after three months of treatment, the wound was completely healed.

The boy fell in the swimming pool, the wound could not be healed for a year, and the "culprit" turned out to be it

Xiao Bai's auricle gradually recovered with the application of the drug

What is Mycobacterium sea? Mycobacterium marinum is a slow-growing, non-tuberculous mycobacterium associated with human diseases that is widely distributed in fresh and brackish environments, most commonly found in natural ponds, lakes and seawater in warmer regions. Infections caused by the bacterium occur all over the world and are more likely to occur in people who are often exposed to water, such as fishermen, fish farmers and swimmers, so chronic granulomatous skin disease caused by the bacterium is also known as "pool granuloma" or "fish tank granuloma".

The boy fell in the swimming pool, the wound could not be healed for a year, and the "culprit" turned out to be it

Human infections caused by Mycobacterium sea are mainly skin infections, but can also affect the lungs, bones and joints and blood system. Typically presents with a single papular protrusion confined to a unilateral limb, commonly at the elbow, knee, foot, toes, or fingers. In addition, the bacteria can spread along the lymphatic vessels, causing complications such as tenosynovitis, arthritis, and bursitis.

Here's a reminder

When stabbed by seafood, fell in the pool

Or when cleaning a fish tank is injured

Remember not to be careless

In particular, lesion infections occur

You need to go to the hospital as soon as possible!

Source: Jimu News General Wenzhou Medical University First Affiliated Hospital Laboratory Department (Medical Laboratory Center)

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