Benign Lymphangioendothelioma

Last updated: February 8, 2026Reviewed date: February 8, 2026Reading time: 11 min read
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Benign lymphangioendothelioma (BLE) is a rare and benign tumor that affects the lymphatic system. It is also known as acroangiodermatitis, papular angioplasia, or lymphangioma circumscriptum. In this article, we will provide a detailed explanation of BLE, including its definition, types, causes, symptoms, diagnosis, treatment, and...

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বাংলা রোগী নোট এখনো যোগ করা হয়নি। পোস্ট এডিটরে “RX Bangla Patient Mode” বক্স থেকে সহজ বাংলা সারাংশ যোগ করুন।

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Article Summary

Benign lymphangioendothelioma (BLE) is a rare and benign tumor that affects the lymphatic system. It is also known as acroangiodermatitis, papular angioplasia, or lymphangioma circumscriptum. In this article, we will provide a detailed explanation of BLE, including its definition, types, causes, symptoms, diagnosis, treatment, and prognosis. Definition of Benign Lymphangioendothelioma (BLE) Benign lymphangioendothelioma (BLE) is a benign tumor that develops in the lymphatic system, which...

Key Takeaways

  • This article explains Causes in simple medical language.
  • This article explains Symptoms in simple medical language.
  • This article explains Diagnosis in simple medical language.
  • This article explains Treatment in simple medical language.
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Definition

Benign lymphangioendothelioma (BLE) is a rare and benign tumor that affects the lymphatic system. It is also known as acroangiodermatitis, papular angioplasia, or lymphangioma circumscriptum. In this article, we will provide a detailed explanation of BLE, including its definition, types, causes, symptoms, diagnosis, treatment, and prognosis.

Definition of Benign Lymphangioendothelioma (BLE)

Benign lymphangioendothelioma (BLE) is a benign tumor that develops in the lymphatic system, which is responsible for maintaining the body’s fluid balance and immune function. BLE is a rare condition that can affect people of any age and gender, but it is more common in adults.

Types of Benign Lymphangioendothelioma (BLE)

There are two types of benign lymphangioendothelioma (BLE), including:

  1. Papular angioplasia: This type of BLE typically affects the skin of the lower extremities and presents as small, red or purple papules (raised bumps on the skin). Papular angioplasia is often associated with chronic venous insufficiency, a condition that affects the veins in the legs and causes them to become less efficient at returning blood to the heart.
  2. Lymphangioma circumscriptum: This type of BLE is characterized by the presence of multiple, small, clear vesicles (fluid-filled blisters) on the skin. Lymphangioma circumscriptum most commonly affects the skin of the limbs and trunk, but it can also occur on the mucous membranes of the mouth, genitals, or gastrointestinal tract.

Causes

Potential causes of benign lymphangioendothelioma.

  1. Genetics: There is some evidence that benign lymphangioendothelioma may have a genetic component, as it has been reported to run in families.
  2. Infection: Infections with certain viruses or bacteria, such as human herpesvirus 8 (HHV-8), Epstein-Barr virus (EBV), and human immunodeficiency virus (HIV), have been associated with the development of lymphatic tumors, including benign lymphangioendothelioma.
  3. Hormonal imbalances: Hormonal imbalances, such as those that occur during pregnancy or menopause, may play a role in the development of benign lymphangioendothelioma.
  4. Age: Benign lymphangioendothelioma tends to occur in adults, with the average age at diagnosis being around 40 years old.
  5. Gender: There is a slight female predominance in the incidence of benign lymphangioendothelioma.
  6. Trauma: Trauma to the affected area, such as surgery or injury, may trigger the development of benign lymphangioendothelioma.
  7. Lymphatic obstruction: Obstruction of the lymphatic vessels, such as that which occurs with lymphedema or lymphatic malformations, may increase the risk of developing benign lymphangioendothelioma.
  8. Chronic infection, or irritation, often causing pain, swelling, heat, or redness. সহজ বাংলা: শরীরের প্রদাহ; ব্যথা, ফোলা বা লালভাব হতে পারে।" data-rx-term="inflammation" data-rx-definition="Inflammation is the body’s response to injury, infection, or irritation, often causing pain, swelling, heat, or redness. সহজ বাংলা: শরীরের প্রদাহ; ব্যথা, ফোলা বা লালভাব হতে পারে।">inflammation: Chronic inflammation, such as that which occurs with stiffness, or reduced movement. সহজ বাংলা: জয়েন্টের প্রদাহ।" data-rx-term="arthritis" data-rx-definition="Arthritis means joint inflammation causing pain, swelling, stiffness, or reduced movement. সহজ বাংলা: জয়েন্টের প্রদাহ।">arthritis: Rheumatoid arthritis is an autoimmune joint disease causing inflammation, pain, and swelling. সহজ বাংলা: রোগপ্রতিরোধ ব্যবস্থার ভুল আক্রমণে জয়েন্টের প্রদাহ।" data-rx-term="rheumatoid arthritis" data-rx-definition="Rheumatoid arthritis is an autoimmune joint disease causing inflammation, pain, and swelling. সহজ বাংলা: রোগপ্রতিরোধ ব্যবস্থার ভুল আক্রমণে জয়েন্টের প্রদাহ।">rheumatoid arthritis or Crohn’s disease, may contribute to the development of benign lymphangioendothelioma.
  9. Exposure to toxins: Exposure to certain toxins, such as arsenic or vinyl chloride, may increase the risk of developing benign lymphangioendothelioma.
  10. Radiation exposure: Radiation exposure, such as that which occurs with radiation therapy for cancer, may increase the risk of developing benign lymphangioendothelioma.
  11. Sun exposure: Prolonged sun exposure may increase the risk of developing benign lymphangioendothelioma on the skin.
  12. Immune system dysfunction: Dysfunction of the immune system, such as that which occurs with autoimmune diseases or immunosuppressive therapies, may contribute to the development of benign lymphangioendothelioma.
  13. Hereditary lymphedema: Certain genetic conditions that cause lymphedema, such as Milroy’s disease or lymphedema-distichiasis syndrome, may increase the risk of developing benign lymphangioendothelioma.
  14. Obesity: Obesity may increase the risk of developing lymphatic tumors, including benign lymphangioendothelioma.
  15. Chronic liver disease: Chronic liver disease, such as cirrhosis, may increase the risk of developing benign lymphangioendothelioma.
  16. Chronic kidney disease: Chronic kidney disease may increase the risk of developing benign lymphangioendothelioma.
  17. Certain medications: Certain medications, such as sirolimus or cyclosporine, may increase the risk of developing lymphatic tumors, including benign lymphangioendothelioma.
  18. Autoimmune diseases: Autoimmune diseases, such as lupus or scleroderma, may increase the risk of developing benign lymphangioendothelioma.
  19. Chronic infections: Chronic infections, such as hepatitis B or C, may increase the risk of

Symptoms

Symptoms associated with BLE and an explanation of each.

  1. Swelling: Swelling is a common symptom of BLE, as it affects the lymphatic vessels.
  2. Pain: Pain is another common symptom of BLE, and it can be caused by the pressure that the tumor puts on the surrounding tissue.
  3. Redness: Redness around the affected area is a symptom of BLE that is caused by the inflammation of the tissue.
  4. Warmth: The affected area may feel warm to the touch due to the inflammation.
  5. Fatigue: Fatigue is a common symptom of BLE, as the body is expending energy to fight the tumor.
  6. Fever: Fever can be a symptom of BLE, as the body’s immune system responds to the tumor.
  7. Lymphedema: Lymphedema is a condition that causes swelling in the arms or legs due to a blockage in the lymphatic system. It is a common symptom of BLE.
  8. Skin discoloration: The affected area may appear darker or lighter than the surrounding skin due to the inflammation.
  9. Itching: Itching can be a symptom of BLE, as the skin around the affected area may be irritated.
  10. Ulceration: BLE can cause the skin to break down, leading to the formation of ulcers.
  11. Numbness: Numbness is a symptom of BLE that is caused by the pressure that the tumor puts on the nerves.
  12. Tingling: Tingling is another symptom of BLE that is caused by the pressure on the nerves.
  13. Decreased range of motion: BLE can limit a person’s range of motion due to the swelling and inflammation around the affected area.
  14. Muscle weakness: Muscle weakness can occur if the tumor is pressing on the muscles.
  15. Joint pain: BLE can cause pain in the joints if the tumor is pressing on them.
  16. Headaches: Headaches can be a symptom of BLE if the tumor is affecting the lymphatic vessels in the head.
  17. Difficulty breathing: BLE can cause difficulty breathing if the tumor is affecting the lymphatic vessels in the chest.
  18. Coughing: Coughing can be a symptom of BLE if the tumor is affecting the lymphatic vessels in the chest.
  19. Hoarseness: Hoarseness can occur if the tumor is affecting the lymphatic vessels in the neck.
  20. Swollen lymph nodes: BLE can cause the lymph nodes near the affected area to swell.

Diagnosis

Different diagnoses and tests used for the detection and diagnosis of benign lymphangioendothelioma.

  1. Physical Examination: The first step in diagnosing BLE is a physical examination, where a doctor will look for any unusual lumps or swelling in the skin or underlying tissues.
  2. Biopsy: A biopsy is the most accurate way to diagnose BLE. During a biopsy, a small sample of tissue is taken from the affected area and examined under a microscope to look for signs of BLE.
  3. Imaging Tests: Several imaging tests can help detect and diagnose BLE, including ultrasound, CT scan, MRI, and PET scan. These tests use sound waves, X-rays, magnetic fields, or radioactive tracers to produce detailed images of the affected area.
  4. Lymphangiography: Lymphangiography is a special X-ray test that involves injecting a dye into the lymphatic vessels. This test can help identify the location and extent of the tumor.
  5. Lymphoscintigraphy: Lymphoscintigraphy is a nuclear medicine test that involves injecting a small amount of radioactive material into the body. The material travels through the lymphatic system and is detected by a special camera, allowing doctors to see the lymphatic vessels and any abnormalities.
  6. Blood Tests: Although there are no specific blood tests for BLE, blood tests can be used to rule out other conditions that may cause similar symptoms.
  7. Skin Biopsy: If the BLE appears on the skin, a skin biopsy can be performed to confirm the diagnosis.
  8. Fine-Needle Aspiration: Fine-needle aspiration involves using a thin needle to extract a small amount of tissue from the affected area. The tissue is examined under a microscope to look for signs of BLE.
  9. Excisional Biopsy: An excisional biopsy involves surgically removing the entire tumor, along with some surrounding tissue, for examination.
  10. Immunohistochemistry: Immunohistochemistry is a laboratory technique that uses antibodies to detect specific proteins in tissue samples. This technique can help confirm the diagnosis of BLE.
  11. Flow Cytometry: Flow cytometry is a laboratory technique that uses lasers and fluorescent dyes to analyze cells. This technique can help differentiate between different types of lymphatic tumors.
  12. Molecular Testing: Molecular testing involves analyzing the DNA or RNA of the tumor cells to identify specific genetic mutations that may be associated with BLE.
  13. Immunophenotyping: Immunophenotyping is a laboratory technique that uses antibodies to identify the specific type of cell that is present in a tissue sample. This technique can help diagnose BLE and differentiate it from other types of tumors.
  14. Histopathology: Histopathology is the study of tissue samples under a microscope to look for signs of disease. This technique can help diagnose BLE and determine the extent of the tumor.
  15. Magnetic Resonance Lymphangiography: Magnetic resonance lymphangiography is a type of MRI that is specifically designed to image the lymphatic vessels. This test can help identify the location and extent of the BLE.
  16. Fluorescence Microscopy: Fluorescence microscopy is a laboratory technique that uses fluorescent dyes to visualize the tissue samples. This technique can help diagnose BLE and identify specific features of the tumor.
  17. Ultrasound-Guided Biopsy: An ultrasound-guided biopsy involves using an ultrasound to guide the placement of

Treatment

There are several treatment options available for BLE, depending on the location, size, and symptoms of the tumor. In this article, we will discuss treatments for benign lymphangioendothelioma in detail.

  1. Observation: In some cases, BLE may not cause any symptoms or pose any risk to the patient’s health. In such cases, observation or monitoring may be the best option.
  2. Surgery: Surgical removal of the tumor is the most common treatment for BLE. The goal of surgery is to remove the entire tumor and any affected lymph nodes or surrounding tissue. In some cases, multiple surgeries may be necessary to completely remove the tumor.
  3. Laser therapy: Laser therapy involves the use of a high-intensity light beam to destroy the tumor cells. This technique is often used for small, superficial tumors.
  4. Cryotherapy: Cryotherapy involves the use of extreme cold to freeze and destroy the tumor cells. This technique is often used for small, superficial tumors.
  5. Radiation therapy: Radiation therapy involves the use of high-energy radiation to kill the tumor cells. This technique is often used in combination with surgery to reduce the risk of recurrence.
  6. Chemotherapy: Chemotherapy involves the use of drugs to kill the tumor cells. This technique is often used for advanced or metastatic BLE.
  7. Immunotherapy: Immunotherapy involves the use of drugs to boost the body’s immune system to fight the tumor cells. This technique is often used for advanced or metastatic BLE.
  8. Photodynamic therapy: Photodynamic therapy involves the use of a photosensitizing agent and a light source to destroy the tumor cells. This technique is often used for small, superficial tumors.
  9. Electrosurgery: Electrosurgery involves the use of high-frequency electrical currents to destroy the tumor cells. This technique is often used for small, superficial tumors.
  10. Intralesional sclerotherapy: Intralesional sclerotherapy involves the injection of a sclerosing agent directly into the tumor to cause it to shrink and eventually disappear. This technique is often used for small, superficial tumors.
  11. Radiofrequency ablation: Radiofrequency ablation involves the use of an electrical current to heat and destroy the tumor cells. This technique is often used for small, superficial tumors.
  12. Mohs surgery: Mohs surgery is a specialized surgical technique that involves the removal of the tumor layer by layer, with each layer being examined under a microscope to ensure complete removal of the tumor. This technique is often used for tumors on the face and other sensitive areas.
  13. Wide local excision: Wide local excision involves the removal of the tumor and a surrounding margin of healthy tissue to ensure complete removal of the tumor. This technique is often used for tumors on the limbs and trunk.
  14. Lymph node dissection: Lymph node dissection involves the removal of the lymph nodes that drain the area around the tumor to reduce the risk of recurrence. This technique is often used for tumors that have spread to the lymph nodes.
  15. Chemoradiation therapy: Chemoradiation therapy involves the use of chemotherapy and radiation therapy together to kill the tumor cells. This technique is often used for advanced or metastatic BLE.
  16. Targeted therapy: Targeted therapy involves the use of drugs that target specific proteins or genes that are

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Safety note: This is not a prescription or diagnosis. For severe symptoms, pregnancy danger signs, children with serious illness, chest pain, breathing difficulty, stroke-like weakness, or major injury, seek urgent care.

Which doctor may help?

Start with a registered doctor or the nearest qualified health center.

What to tell the doctor

  • Write when the problem started and how it changed.
  • Bring old prescriptions, investigation reports, and current medicines.
  • Write allergies, pregnancy status, diabetes, kidney/liver disease, and major past illnesses.
  • Bring one family member if the patient is weak, elderly, confused, or a child.

Questions to ask

  • What is the most likely cause of my symptoms?
  • Which danger signs mean I should go to hospital quickly?
  • Which tests are necessary now, and which can wait?
  • How should I take medicines safely and what side effects should I watch for?
  • When should I come for follow-up?

Tests to discuss

  • Vital signs: temperature, pulse, blood pressure, oxygen saturation
  • Basic physical examination by a clinician
  • CBC, urine test, blood sugar, or imaging only when clinically needed

Avoid these mistakes

  • Do not use antibiotics, steroid tablets/injections, or strong painkillers without proper medical advice.
  • Do not hide pregnancy, kidney disease, ulcer, allergy, or blood thinner use.
  • Do not delay emergency care when danger signs are present.

Medicine safety and first-aid guide

This section is for patient education only. It does not replace a doctor, pharmacist, or emergency care.

Safe first steps

  • Avoid heavy lifting, sudden bending, and prolonged bed rest.
  • Use comfortable posture and gentle movement as tolerated.
  • Discuss physiotherapy, X-ray, or MRI only when clinically needed.

OTC medicine safety

  • For mild back pain, pain-relief medicine may be discussed with a doctor or pharmacist.
  • Avoid repeated painkiller use if you have kidney disease, stomach ulcer, uncontrolled blood pressure, or are taking blood thinners.

Avoid these mistakes

  • Do not start antibiotics without a proper medical decision.
  • Do not use steroid tablets or injections casually for quick relief.
  • Do not delay emergency care because of home remedies.

Get urgent help if

  • Back pain with leg weakness, numbness around private area, loss of urine/stool control, fever, cancer history, or major injury needs urgent care.
Medicine names, dose, and timing must be decided by a qualified clinician or pharmacist after checking age, pregnancy, allergy, other diseases, and current medicines.

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Patient health record and symptom diary

Write your symptoms, medicines already taken, test results, and questions before visiting a doctor. This note stays on your device unless you print or copy it.

Doctor to discuss: Medicine doctor / pediatrician for children / qualified clinician
Tests to discuss with doctor
  • Temperature chart and hydration assessment
  • CBC with platelet count if fever persists or dengue/other infection is possible
  • Urine test, malaria/dengue tests, chest evaluation, or blood culture only when clinically indicated
Questions to ask
  • What is the most likely cause of my symptoms?
  • Which warning signs mean I should go to emergency care?
  • Which tests are really needed now?
  • Which medicines are safe for my age, pregnancy status, allergy, kidney/liver/stomach condition, and current medicines?
  • Do I need antibiotics, or is this more likely viral?

Emergency warning signs such as chest pain, severe breathing difficulty, sudden weakness, confusion, severe dehydration, major injury, or loss of bladder/bowel control need urgent medical care. Do not wait for online information.

Safe pathway to proper treatment

Care roadmap for: Benign Lymphangioendothelioma

Use this simple roadmap to understand the next safe steps. It is educational and does not replace examination by a doctor.

Go to emergency care if you notice:
  • Severe or rapidly worsening symptoms
  • Breathing difficulty, chest pain, fainting, confusion, severe weakness, major injury, or severe dehydration
Doctor / service to discuss: Qualified healthcare provider; specialist depends on symptoms and examination.
  1. Step 1

    Check danger signs first

    If danger signs are present, seek emergency care and do not wait for online information.

  2. Step 2

    Record the symptom story

    Write when symptoms started, severity, medicines already taken, allergies, pregnancy status, and test results.

  3. Step 3

    Visit a qualified clinician

    A doctor, nurse, or qualified healthcare provider can examine you and decide which tests or treatment are needed.

  4. Step 4

    Do only useful tests

    Do tests after clinical assessment. Avoid unnecessary tests, random antibiotics, or repeated medicines without diagnosis.

  5. Step 5

    Follow up and return early if worse

    If symptoms worsen, new warning signs appear, or treatment is not helping, return for review quickly.

Rural patient practical tips
  • Take a written symptom diary and all previous prescriptions/test reports.
  • Do not hide medicines already taken, even herbal or over-the-counter medicines.
  • Ask which warning signs mean urgent referral to hospital.

This roadmap is for education. A real diagnosis and treatment plan requires history, examination, and clinical judgment.

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Write your symptom story. A health professional or site editor can review it before any answer is prepared. This box is not for emergency care.

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Frequently Asked Questions

Is this article a replacement for a doctor?

No. It is educational content only. Patients should consult a qualified clinician for diagnosis and treatment.

When should I seek urgent care?

Seek urgent care for severe symptoms, rapidly worsening condition, breathing difficulty, severe pain, neurological changes, or any emergency warning sign.

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