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What is Fungal Infection?

Garry Crystal
Garry Crystal

The human body is covered with a vast amount and diverse range of germs. These germs live harmlessly within the body and on the skin. However, certain types of fungus can build up on the skin and cause infections. A fungal infection is usually not serious and cannot normally be spread easily from person to person. An infection deeper within the body may be more serious.

A fungal infection usually appears on the skin, as the organisms live on a protein called keratin. This protein makes up the nails, skin and hair. The various symptoms of this type of infection depend on the type of fungus that has caused the infection. Symptoms and appearance also depend on the part of the body infected.

Ringworm of the body is a fungal infection characterized by red patches with scaly edges.
Ringworm of the body is a fungal infection characterized by red patches with scaly edges.

Usually, a rash will appear, but this too may have different characteristics. Some look very similar to dry skin, while others may be itchy, red and scaly. A fungal infection can also occur in areas hidden by hair, such as the beard or scalp. These infections can often result in hair loss.

There are a number of variables that can make you more susceptible to a fungal infection. If you have recently taken a course of antibiotics or taken oral steroids, you are more likely to contract an infection. Also, if you have diabetes or cancer, or if HIV has weakened your immune system, then this type of infection is not uncommon.

Another cause of fungus is damage to the skin surface. A graze to the skin surface or a cut encourages fungi to spread. If you have been bathing or sweating heavily and the skin has not been dried properly, a fungal infection may also occur.

Thrush is a fungal infection that affects the mouth and tongue.
Thrush is a fungal infection that affects the mouth and tongue.

There are various types of infections caused by fungi. The most common infection is Tinea Pedis, or athlete's foot. The symptoms are sogginess and scaling of the skin. This infection usually occurs in the space between the toes and can often be caught from infected skin particles. It is most usually picked up in public places, such as swimming pools.

There are a number of medications to treat fungal infections, and pharmacists can offer advice on which treatment is best suited for a specific infection.
There are a number of medications to treat fungal infections, and pharmacists can offer advice on which treatment is best suited for a specific infection.

Fungal nail infections can occur in toenails and fingernails. The nails become crumbly and malformed. This infection is sometimes linked with athlete's foot. There is also ringworm of the body, which appears as red patches with scaly edges and red centers.

Another common infection is thrush. The fungus Candida lives harmlessly within most people. However, if you have had a recent illness, the fungi can multiply and cause thrush. Thrush can affect the mouth and tongue and the male and female sexual organs.

Fungal infections can affect toenails and fingernails.
Fungal infections can affect toenails and fingernails.

There are a number of treatments available for fungal infections. Creams, lotions or tablets are available to treat these infections. Your pharmacist will be able to advise which is best for certain infections. These treatments are usually effective, but remember the fungi may return and need to be retreated.

Discussion Comments

anon311607

I can feel something like lumps around my testicle inside my scrotum and I have a red sort skin rash in that area and I don't know if these are linked but there is a sort of red dot there too. What should I do?

anon295055

I have a really itchy fanny and the itch won't go away. There's also pus coming out of the rash.

anon188981

My three year old son has been battling a fungal infection. Now they say it's in the stomach. What should we do?

pharmchick78

@catalonzo -- Yes, pyrithione zinc has been shown to work as a treatment for tinea versicolos.

I assume that you are talking about the fungal infection "jock itch"?

That's the most common type of tinea versicolos, and for mild to moderate cases, an anti-dandruff shampoo can certainly help.

Charlie89

@pleats -- What are some of his symptoms? When it comes to fungal skin infections, symptoms can make a big difference in diagnosis.

For example, if it always shows up as blisters, or acne-like bumps, it can be a sign of a yeast infection in the skinfolds.

If there are rings or a reddish rash on the skin, then it's more likely to be ringworm.

Either way, I'd contact a dermatologist the next time it breaks out -- that way he or she can tell you what's going on so you can keep it from happening again.

pleats

What could be come causes of a chronic fungal infection?

My husband seems to keep getting fungal skin infections, and we can't figure out what's causing them.

Does anybody have any ideas?

catalonzo

can anti dandruff shampoos that contain zinc pyrithione treat tinea versicolos?

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    • Ringworm of the body is a fungal infection characterized by red patches with scaly edges.
      By: schankz
      Ringworm of the body is a fungal infection characterized by red patches with scaly edges.
    • Thrush is a fungal infection that affects the mouth and tongue.
      By: adam88xx
      Thrush is a fungal infection that affects the mouth and tongue.
    • There are a number of medications to treat fungal infections, and pharmacists can offer advice on which treatment is best suited for a specific infection.
      By: Monkey Business
      There are a number of medications to treat fungal infections, and pharmacists can offer advice on which treatment is best suited for a specific infection.
    • Fungal infections can affect toenails and fingernails.
      By: ramvseb
      Fungal infections can affect toenails and fingernails.
    • Fungal nail infections can occur in toenails and fingernails.
      By: adam88xx
      Fungal nail infections can occur in toenails and fingernails.
    • A fungal infection of the scalp may lead to hair loss.
      By: diego cervo
      A fungal infection of the scalp may lead to hair loss.
    • Applying tea tree oil to the nails can be an effective treatment of nail fungus.
      By: Alliance
      Applying tea tree oil to the nails can be an effective treatment of nail fungus.
    • Antifungal creams are typically applied to the skin on the feet, hands or groin or to the nails to kill fungal growth.
      By: agephotography
      Antifungal creams are typically applied to the skin on the feet, hands or groin or to the nails to kill fungal growth.
    • Walking barefoot in public places may cause foot fungus.
      By: Jürgen Fälchle
      Walking barefoot in public places may cause foot fungus.