Epithelioma: Symptoms, Causes, Diagnosis and Treatment

Written by Medicover Team and Medically Reviewed by Dr Kovvuru Bhaskar Reddy , Oncologists

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1. Causes 2. Find a Doctor 3. Diagnosis 4. Treatment 5. FAQs

Epithelioma is a general term for a tumor that arises from epithelial tissue, the cells that cover the body's surfaces and line internal organs. Historically, the term has been used to describe both benign and malignant epithelial tumors, although it most commonly refers to basal cell carcinoma or squamous cell carcinoma of the skin in modern clinical practice. Depending on its type and location, an epithelioma may appear as a persistent skin lesion, ulcer, nodule, or abnormal growth that may bleed or fail to heal. Early diagnosis and appropriate treatment are essential to determine the nature of the tumor, prevent local tissue damage, and reduce the risk of spread in malignant cases.

What are the Types of Epithelioma?

Epithelioma, a type of skin cancer, can be categorized into various subtypes based on the specific cells involved. Some common types include basal cell carcinoma, squamous cell carcinoma, and Merkel cell carcinoma.

Basal cell carcinoma is the most frequent type and typically appears on sun-exposed areas. Squamous cell carcinoma is also linked to sun exposure and can metastasize if left untreated.

Merkel cell carcinoma is a rare and aggressive type that develops on areas exposed to UV light. Each subtype requires different treatment approaches, highlighting the importance of early detection and proper management.

Basal cell carcinoma is a common type of epithelioma that typically appears on sun-exposed areas of the skin.
Squamous cell carcinoma is another form of epithelioma that can develop on the skin, lips, mouth, or other mucous membranes.
Merkel cell carcinoma is a rare but aggressive type of epithelioma that often occurs on sun-exposed skin in older individuals.
Adenoid cystic carcinoma is a type of epithelioma that commonly affects the salivary glands and other glandular tissues.
Metatypical carcinoma is a less common form of epithelioma that exhibits features of both basal cell and squamous cell carcinomas.

What are the Symptoms of Epithelioma?

Epithelioma, also known as skin cancer, can present with various symptoms that may include changes in the size, shape, or color of a mole or skin lesion. Other signs to watch for include a sore that does not heal, a new growth or sore that bleeds easily, or a spot that becomes itchy, painful, or tender.

Moreover, if you notice a spreading pigmented lesion with an irregular border, it's essential to seek medical evaluation promptly. Remember, early detection and treatment are crucial for better outcomes when dealing with epithelioma.

Epithelioma may present as a persistent sore that does not heal, especially on the face, ears, or neck.
The development of a shiny, pearly bump with visible blood vessels could be a symptom of epithelioma.
Changes in skin pigmentation, such as darkening or lighting, might indicate the presence of epithelioma.
Epithelioma can cause a waxy, scaly, or crusty skin lesion that may bleed easily and not improve over time.
Individuals with epithelioma may experience itching, tenderness, or pain in the affected area.

What are the Causes of Epithelioma?

Other significant factors contributing to its onset include a history of chronic skin inflammation or injury, exposure to certain chemicals or toxins, and a weakened immune system. Genetic predisposition can also play a role in the development of epithelioma. It is essential to protect the skin from excessive sun exposure and address any skin injuries promptly to reduce the risk of developing this type of skin cancer.

Excessive sun exposure, especially in individuals with fair skin, is a common cause of epithelioma due to UV radiation damage.
Prolonged exposure to harmful chemicals or toxins, such as arsenic or certain industrial substances, can contribute to the development of epithelioma.
Individuals with a history of chronic skin inflammation or scarring alopecia may have an increased risk of developing epithelioma in affected areas.
Genetic factors can play a role in predisposing individuals to epithelioma, with certain genetic mutations being associated with an elevated risk.
Weakened immune system function, whether due to medical conditions or medications that suppress immunity, can make individuals more susceptible to developing epithelioma.

When to See a Doctor for Epithelioma?

Anyone with a persistent skin lesion, non-healing sore, enlarging skin growth, or changes in an existing lesion should consult a Dermatologist. A Oncologist may be involved in managing advanced or complex cases.

You should see a doctor if you experience:

A skin sore that does not heal within several weeks
A new or enlarging skin lump
Persistent bleeding, crusting, or ulceration of a skin lesion

Seek immediate medical attention if you:

Develop rapid enlargement of the lesion with severe pain
Notice enlarged lymph nodes near the lesion
Experience significant bleeding, infection, or symptoms suggesting cancer spread

These symptoms may indicate advanced disease or complications requiring urgent medical evaluation.

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How Is Epithelioma Diagnosed?

The process often begins with a physical examination of the affected area, followed by a biopsy to analyze tissue samples under a microscope. Imaging tests such as MRI or CT scans may be recommended to determine the extent of the lesion and identify any potential spread.

Additionally, blood tests may be conducted to assess overall health and monitor for any abnormalities. These combined diagnostic tools help healthcare providers accurately diagnose epithelioma, guiding them in developing an appropriate treatment plan for the individual.

Diagnosis of epithelioma typically involves a skin biopsy to examine the tissue under a microscope.
Dermoscopy may be used to analyze skin lesions for characteristic features of epithelioma.
Imaging tests such as MRI or CT scans can help determine the extent of epithelioma spread.
Blood tests may be conducted to assess overall health and rule out other conditions.
A physical examination by a healthcare provider to evaluate the size, shape, and color of skin lesions.

What are the Treatment for Epithelioma?

Epithelioma, a type of skin cancer, typically requires a multi-faceted treatment approach depending on the specific characteristics of the tumor and the patient's overall health. Treatment options for epithelioma may include surgical removal of the tumor, radiation therapy to target cancer cells, and chemotherapy to destroy cancer cells that have spread beyond the skin.

In some cases, targeted therapy or immunotherapy may be recommended to boost the body's immune response against cancer cells. Additionally, photodynamic therapy or topical medications can be used for certain cases of epithelioma. It is crucial for patients to work closely with their healthcare team to determine the most suitable treatment plan tailored to their individual needs and preferences.

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What are the Risk Factors Of Epithelioma?

Epithelioma, a type of skin cancer, can develop due to various risk factors. Prolonged exposure to ultraviolet (UV) radiation from the sun or tanning beds is a significant contributor. Fair skin, a history of sunburns, a weakened immune system, and a family history of skin cancer also increase the likelihood of epithelioma.

Additionally, individuals with a personal history of skin cancer or certain genetic conditions may be at higher risk. Regularly monitoring your skin for changes and practicing sun safety measures can help reduce the risk of developing epithelioma.

Prolonged sun exposure without protection increases the risk of developing epithelioma on exposed skin areas.
Individuals with fair skin, light eyes, and light hair have a higher susceptibility to epithelioma due to lower melanin production.
Smoking tobacco products can elevate the risk of epithelioma development, particularly on the lips and mouth.
People with a family history of skin cancers, including epithelioma, may have a genetic predisposition to the condition.
Chronic exposure to certain chemicals and toxins in the workplace or environment can contribute to the development of epithelioma.