Tinea Pedis ICD 10: Understanding Symptoms, Diagnosis, and Treatment

Welcome to our comprehensive guide on Tinea Pedis ICD 10, where we aim to provide you with detailed insights into this common skin condition. In this article, we will cover the symptoms, diagnosis, and treatment of tinea pedis, commonly known as athlete’s foot. We will also explore the ICD 10 codes associated with this condition to ensure accurate medical documentation and billing. So let’s dive in and equip ourselves with valuable information about tinea pedis.

1. What is Tinea Pedis?

Tinea Pedis, or athlete’s foot, is a contagious fungal infection that primarily affects the skin on the feet, particularly between the toes. This condition thrives in warm and moist environments, such as public swimming pools, locker rooms, and showers. The fungus responsible for athlete’s foot is called Trichophyton, and it can also cause infections in other parts of the body, like the groin (tinea cruris) and body (tinea corporis).

2. Understanding the Symptoms

When dealing with tinea pedis, it’s crucial to recognize the common symptoms associated with the infection:

2.1. Itchy and Burning Sensation

One of the first signs of athlete’s foot is an intense itchiness and a burning sensation on the affected areas. This discomfort often leads to scratching, which can further spread the infection to other parts of the foot.

2.2. Red, Scaly Skin

Infected skin usually appears red, with dry and flaky patches. In severe cases, the skin may crack, leading to pain and potential secondary bacterial infections.

2.3. Peeling or Blistering

As the infection progresses, the skin may start to peel or develop blisters, causing additional discomfort and pain.

2.4. Foul Odor

Tinea pedis can also lead to an unpleasant odor emanating from the infected foot, which can be embarrassing and socially distressing.

2.5. Cracked, Split Skin

In some cases, the affected skin can become severely cracked and split, making everyday activities like walking painful.

3. Causes and Risk Factors of Tinea Pedis

Tinea pedis is primarily caused by fungi belonging to the dermatophyte group. These fungi thrive in warm and moist environments and can be contracted through direct contact with infected surfaces or individuals. Several factors can increase the risk of developing athlete’s foot:

3.1 Fungal Infections

Coming into contact with surfaces or items carrying the fungi responsible for athlete’s foot can lead to infection.

3.2 Warm and Humid Environments

Public areas like swimming pools, locker rooms, and communal showers can harbor the fungi and contribute to the spread of tinea pedis.

3.3 Weakened Immune System

Individuals with compromised immune systems are more susceptible to fungal infections, including tinea pedis.

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3.4 Close Contact with Infected Individuals

Direct contact with an individual already suffering from athlete’s foot can lead to the transmission of the fungi responsible for the infection.

4. Diagnosing Tinea Pedis

If you suspect you have athlete’s foot, seeking proper diagnosis is essential to initiate timely treatment. Healthcare professionals use the ICD 10 code for tinea pedis to document and bill for the condition correctly.

4.1. Clinical Examination

During a physical examination, a healthcare provider will inspect the affected area for typical signs of tinea pedis, such as redness, scaling, and itching.

4.2. Laboratory Tests

In some cases, additional laboratory tests, like a skin scraping, may be conducted to confirm the presence of the fungal infection and rule out other possible conditions.

5. ICD 10 Codes for Tinea Pedis

ICD 10 codes are alphanumeric codes used by healthcare professionals for standardized medical documentation and billing purposes. For tinea pedis, the relevant ICD 10 code is:

5.1 B35.3: Tinea Pedis

Make sure to provide this specific code when communicating with healthcare providers or insurance companies to ensure accurate record-keeping and claims processing.

6. Effective Treatments for Tinea Pedis

Managing tinea pedis involves a combination of self-care measures and medical treatments, depending on the severity of the infection.

6.1. Self-Care Remedies

Mild cases of athlete’s foot can often be managed with self-care remedies, including:

  • Keeping Feet Dry:

Maintaining clean and dry feet is essential to prevent the growth and spread of the fungus. Ensure to dry your feet thoroughly after bathing or swimming.

  • Using Antifungal Creams:

Over-the-counter antifungal creams, sprays, or powders can help combat the infection and relieve symptoms.

  • Wearing Breathable Footwear:

Opt for breathable, moisture-wicking socks and well-ventilated shoes to reduce the moisture that fuels fungal growth.

6.2. Prescription Medications

For more severe or persistent cases, healthcare professionals may prescribe stronger antifungal medications, such as:

  • Topical Antifungals:

Prescription-strength creams or ointments that are more potent than over-the-counter alternatives.

  • Oral Antifungals:

In cases where the infection is resistant to topical treatments, oral antifungal medications may be prescribed to tackle the fungus from within.

7. Complications of Untreated Tinea Pedis

Leaving tinea pedis untreated can lead to potential complications, such as:

7.1 Secondary Bacterial Infections

The cracked and raw skin caused by athlete’s foot can provide an entry point for bacteria, leading to secondary infections.

7.2 Spread to Other Body Parts

Without intervention, the fungi responsible for tinea pedis can spread to other areas of the body, including the groin and hands.

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7.3 Recurrent Infections

Some individuals may experience recurrent episodes of athlete’s foot, especially if preventive measures are not taken.

8. Preventing Tinea Pedis

Prevention is key to avoiding the discomfort and inconvenience of athlete’s foot. Follow these preventive measures:

8.1. Practicing Good Foot Hygiene

Regularly wash your feet with soap and water, ensuring to dry them thoroughly afterward.

8.2. Avoiding Contaminated Surfaces

When using public facilities like swimming pools or locker rooms, wear protective footwear to minimize contact with the fungus.

8.3. Changing Socks and Shoes

Frequently change your socks and avoid wearing damp or sweaty shoes for prolonged periods.

8.4. Using Antifungal Powder

Consider using antifungal powder in your shoes to reduce moisture and inhibit fungal growth.

9. Tips for Athletes to Prevent Tinea Pedis

Athletes, who are particularly susceptible to tinea pedis due to their frequent use of shared facilities, can adopt specific measures to protect themselves:

9.1 Changing Socks Regularly

Frequently changing socks, especially after physical activities, can help keep feet dry and reduce the risk of infection.

9.2 Using Antifungal Powders

The application of antifungal powders can act as a preventive measure, inhibiting fungal growth on the feet.

9.3 Disinfecting Sports Equipment

Regularly disinfecting sports equipment like shoes and protective gear can minimize the presence of fungi.

10. Addressing Tinea Pedis in High-Risk Populations

Certain populations face an elevated risk of developing tinea pedis, and special attention should be given to their care:

10.1 Diabetics

Individuals with diabetes should be vigilant about foot care, as diabetes can reduce sensitivity to foot problems.

10.2 Elderly Individuals

Due to age-related changes, the elderly may experience decreased blood flow and immunity, making them more susceptible to infections.

10.3 Individuals with Compromised Immune Systems

People with weakened immune systems, such as those undergoing chemotherapy, should take preventive measures seriously.

11. When to Seek Medical Attention

While mild cases of tinea pedis can often be managed at home, certain situations warrant medical attention:

11.1 Persistent or Severe Symptoms

If the symptoms of athlete’s foot persist or worsen despite home treatment, medical evaluation is essential.

11.2 Recurrent Infections

Frequent recurrences of tinea pedis may indicate an underlying issue that requires medical assessment.

11.3 No Improvement with Home Treatment

If home remedies do not yield positive results, consulting a healthcare professional is advisable.

12. The Connection Between Tinea Pedis and Other Fungal Infections

Tinea pedis shares a relationship with other fungal infections that affect different areas of the body:

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12.1 Tinea Corporis (Ringworm)

Ringworm is a contagious fungal infection that commonly affects the skin of the body, often presenting as a circular rash.

12.2 Tinea Cruris (Jock Itch)

Tinea cruris is a fungal infection that affects the groin area, primarily in males, causing itching and discomfort.

12.3 Tinea Unguium (Nail Fungus)

Tinea unguium, or nail fungus, affects the toenails and fingernails, leading to thickened, discolored, and brittle nails.


Common inquiries about Tinea Pedis ICD 10 here are some frequently asked questions along with their concise answers:

1. What is tinea pedis also known as?

Tinea pedis is commonly known as “athlete’s foot.”

2. What is the ICD-10 code for tinea unspecified?

The ICD-10 code for unspecified tinea is B35.9.

3. What is fungal infections of tinea pedis?

Fungal infections of tinea pedis refer to the specific skin condition commonly known as athlete’s foot. It is caused by a fungus called Trichophyton, which thrives in warm and moist environments.

4. Why is it called tinea pedis?

The term “tinea” refers to a group of skin infections caused by fungus, commonly known as ringworm. “Pedis” is a Latin term that means “of the foot.” Therefore, “tinea pedis” specifically denotes a fungal infection affecting the feet.

5. Is tinea pedis a ringworm?

Yes, tinea pedis is a type of ringworm. Ringworm is a term used to describe several fungal infections of the skin, hair, and nails, and tinea pedis falls under this category.

6. What is tinea pedis skin?

Tinea pedis skin refers to the skin affected by the fungal infection known as athlete’s foot. It is characterized by symptoms such as redness, itching, scaling, and peeling.

Please remember that these answers are for informational purposes only and should not be used as a substitute for professional medical advice. If you have any concerns or questions about your health or any medical condition, it’s essential to consult a qualified healthcare professional.


Tinea Pedis, or athlete’s foot, is a common fungal infection affecting the skin of the feet. Recognizing the symptoms and seeking proper diagnosis with the ICD 10 code B35.3 is crucial for effective management. With appropriate self-care remedies and medical treatments, you can overcome this condition and prevent its recurrence. By practicing good foot hygiene and taking preventive measures, you can significantly reduce the risk of contracting tinea pedis. Remember, if you have persistent or severe symptoms, consult a healthcare professional for personalized advice and treatment.

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