Acquired Partial Lipodystrophy

Last updated: February 8, 2026Reviewed date: February 8, 2026Reading time: 11 min read
Acquired Partial Lipodystrophy
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Article Summary

Acquired partial lipodystrophy (APL) is a rare disorder characterized by selective loss of subcutaneous adipose tissue from certain regions of the body, resulting in a distinctive body fat distribution. The condition can affect both children and adults, and is thought to be caused by a combination of genetic and environmental factors. There are two main types of APL: Generalized lipodystrophy: This type of APL affects...

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

Acquired partial lipodystrophy (APL) is a rare disorder characterized by selective loss of subcutaneous adipose tissue from certain regions of the body, resulting in a distinctive body fat distribution. The condition can affect both children and adults, and is thought to be caused by a combination of and environmental factors.

There are two main types of APL:

  1. lipodystrophy: This type of APL affects multiple regions of the body, including the face, arms, legs, trunk, and . People with generalized APL often have a gaunt appearance and are at increased risk of developing , , and other metabolic disorders.
  2. Focal lipodystrophy: This type of APL affects only specific regions of the body, such as the legs or arms, and is less likely to be associated with metabolic complications. However, people with focal APL may still experience cosmetic concerns and may be at increased risk of developing skin infections or other skin-related complications.

APL can be classified into two subtypes based on the underlying cause:

  1. APL: This form of APL is present at birth and is caused by genetic mutations that affect the development of adipose tissue. Congenital APL is rare and often associated with other medical conditions, such as muscular dystrophy or laminin deficiency.
  2. Acquired APL: This form of APL develops later in life and is caused by a variety of factors, including certain medications, disorders, and infections. Acquired APL is more common than congenital APL and is typically associated with a more favorable .

Causes

Potential causes of acquired partial lipodystrophy:

  1. Autoimmune Disorders: Autoimmune disorders such as (), , and Sjogren’s can lead to acquired partial lipodystrophy.
  2. Drugs and Medications: Certain drugs and medications, such as antiretroviral therapy, antipsychotics, and corticosteroids, have been linked to acquired partial lipodystrophy.
  3. Infections: Infections caused by viruses such as HIV, C, and human T-lymphotropic virus type 1 (HTLV-1) can lead to acquired partial lipodystrophy.
  4. Metabolic Disorders: Metabolic disorders, such as and resistance, can result in partial lipodystrophy.
  5. Genetic Disorders: Genetic disorders, such as lipodystrophy syndrome, can cause partial lipodystrophy.
  6. : Trauma, such as physical injury, can lead to acquired partial lipodystrophy in certain areas of the body.
  7. Neoplasms: Certain neoplasms, such as liposarcoma, can result in partial lipodystrophy.
  8. Endocrine Disorders: Endocrine disorders, such as and , can cause partial lipodystrophy.
  9. Inflammatory Disorders: Inflammatory disorders, such as and Crohn’s disease, can lead to acquired partial lipodystrophy.
  10. Nutritional Disorders: Nutritional disorders, such as anorexia nervosa, can result in partial lipodystrophy.
  11. : In some cases, the cause of acquired partial lipodystrophy is unknown and considered idiopathic.
  12. Environmental Toxins: Exposure to environmental toxins, such as heavy metals, can lead to acquired partial lipodystrophy.
  13. Endocrine Disruptors: Endocrine disruptors, such as certain chemicals found in plastics, can cause partial lipodystrophy.
  14. : Radiation therapy used to treat certain cancers can result in partial lipodystrophy in certain areas of the body.
  15. : Chemotherapy used to treat certain cancers can lead to acquired partial lipodystrophy.
  16. Hypopituitarism: Hypopituitarism, a condition in which the does not produce enough hormones, can result in partial lipodystrophy.
  17. Hypogonadism: Hypogonadism, a condition in which the gonads do not produce enough hormones, can cause partial lipodystrophy.
  18. Adrenal Insufficiency: Adrenal insufficiency, a condition in which the do not produce enough hormones, can result in partial lipodystrophy.
  19. Hypothyroidism: Hypothyroidism, a condition in which the gland does not produce enough hormones, can lead to acquired partial lipodystrophy.
  20. (): Polycystic syndrome (PCOS) is a hormonal disorder that can result in partial lipodystrophy.

It is important to note that the exact mechanisms by which these conditions lead to acquired partial lipodystrophy are not fully understood.

Symptoms

Symptoms that can occur in individuals with APL:

  1. Fat loss: One of the most noticeable symptoms of APL is the loss of subcutaneous fat in specific regions of the body. The loss of fat can occur in the face, arms, legs, or trunk, and may be asymmetrical.
  2. Buffalo hump: A buffalo hump is a large, fatty deposit that forms at the base of the neck, just above the shoulders. This hump is a characteristic symptom of APL and is caused by the accumulation of fat in this area.
  3. Lipoatrophy: Lipoatrophy is the term used to describe the loss of subcutaneous fat in the face, which can result in sunken cheeks, hollow eyes, and a thin, gaunt appearance.
  4. Lipohypertrophy: Lipohypertrophy is the term used to describe the accumulation of fat in specific areas of the body, such as the abdomen, buttocks, and upper back.
  5. Skin changes: In individuals with APL, the skin can become thin, dry, and easily bruised. The skin may also become discolored and have a yellowish tint.
  6. Insulin resistance: APL is often associated with insulin resistance, which can lead to elevated blood sugar levels and an increased risk of developing type 2 diabetes.
  7. Hypertriglyceridemia: Hypertriglyceridemia is a condition in which there are elevated levels of triglycerides in the blood. This condition can increase the risk of heart disease and stroke.
  8. Hypercholesterolemia: Hypercholesterolemia is a condition in which there are elevated levels of cholesterol in the blood. This condition can increase the risk of heart disease and stroke.
  9. Hypertension: Hypertension, or high blood pressure, is a common symptom of APL. This condition can increase the risk of heart disease and stroke.
  10. Fatty liver: APL can lead to the development of a fatty liver, which is characterized by the accumulation of fat in the liver. This condition can increase the risk of liver disease and liver failure.
  11. Joint pain: Joint pain is a common symptom of APL. This pain can be caused by the accumulation of fat in and around the joints, leading to inflammation and swelling.
  12. Muscle weakness: Muscle weakness is a common symptom of APL. This weakness can be caused by the loss of subcutaneous fat, which provides cushioning and support to the muscles.
  13. Fatigue: Fatigue is a common symptom of APL. This fatigue can be caused by the body’s inability to efficiently use glucose for energy due to insulin resistance.
  14. Depression: Depression is a common symptom of APL. This depression can be caused by the physical and emotional effects of the condition.
  15. Sexual dysfunction: Sexual dysfunction is a common symptom of APL. This dysfunction can be caused by the loss of subcutaneous fat in the genital area, leading to a loss of sensation and decreased sexual function.
  16. Sleep apnea: Sleep apnea is a common symptom of APL. This condition is characterized by repeated pauses in breathing during sleep, which can

Diagnosis

Tests and diagnoses that can be used to diagnose and evaluate acquired partial lipodystrophy:

  1. Physical examination: A physical examination is usually the first step in the diagnosis of acquired partial lipodystrophy. A doctor will examine the affected areas of the body to look for signs of fat loss, such as skin that appears thin and sunken.
  2. Biopsy: A biopsy is a procedure in which a small sample of tissue is taken from the affected area of the body for examination under a microscope. This can help to confirm the diagnosis of acquired partial lipodystrophy and rule out other conditions that may cause similar symptoms.
  3. Blood tests: Blood tests can help to determine the underlying causes of acquired partial lipodystrophy, such as hormonal imbalances or autoimmune disorders.
  4. X-rays: X-rays can help to determine the extent of fat loss in the affected areas of the body.
  5. CT scans: CT scans are a type of imaging test that uses X-rays and computer technology to produce detailed images of the body. This can help to determine the extent of fat loss and rule out other conditions that may cause similar symptoms.
  6. MRI scans: MRI scans are a type of imaging test that uses magnetic fields and radio waves to produce detailed images of the body. This can help to determine the extent of fat loss and rule out other conditions that may cause similar symptoms.
  7. Ultrasound: Ultrasound is a type of imaging test that uses high-frequency sound waves to produce images of the body. This can help to determine the extent of fat loss and rule out other conditions that may cause similar symptoms.
  8. DEXA scan: DEXA (dual-energy X-ray absorptiometry) is a type of bone density test that can also be used to determine the amount of fat in the body.
  9. Lipid panel: A lipid panel is a blood test that measures the levels of different types of fats in the blood, including cholesterol and triglycerides. This can help to determine if the fat loss in acquired partial lipodystrophy is due to an underlying metabolic disorder.
  10. Hormonal tests: Hormonal tests can help to determine if the fat loss in acquired partial lipodystrophy is due to a hormonal imbalance.
  11. Autoantibody tests: Autoantibody tests can help to determine if the fat loss in acquired partial lipodystrophy is due to an autoimmune disorder.
  12. Genetic testing: Genetic testing can help to determine if acquired partial lipodystrophy is due to a genetic mutation.
  13. Skin biopsy: A skin biopsy is a procedure in which a small sample of skin is taken from the affected area of the body for examination under a microscope. This can help to determine if the fat loss in acquired partial lipodystrophy is due to a skin disorder.
  14. Endocrine tests: Endocrine tests can help to determine if the fat loss in acquired partial lipodystrophy is due to an endocrine disorder.
  15. Insulin sensitivity test: An insulin sensitivity test can help to determine if the fat loss in acquired partial lipodystrophy is due to insulin resistance.

Treatment

There is no cure for acquired partial lipodystrophy, but there are several treatments that can help manage the symptoms and improve overall health. Here is a list of 20 potential treatments for acquired partial lipodystrophy:

  1. Metabolic management: This involves controlling blood sugar levels, blood pressure, and cholesterol levels through diet and lifestyle changes, as well as medication as needed.
  2. Insulin therapy: People with acquired partial lipodystrophy often develop insulin resistance, which can lead to type 2 diabetes. Insulin therapy can help control blood sugar levels and prevent or manage diabetes.
  3. Antihyperglycemic medications: These medications can help control blood sugar levels in people with insulin resistance or type 2 diabetes.
  4. Antihypertensive medications: High blood pressure is a common complication of acquired partial lipodystrophy, and antihypertensive medications can help control it.
  5. Statins: These medications can help lower high levels of cholesterol and triglycerides, which are common in people with acquired partial lipodystrophy.
  6. Vitamin and mineral supplementation: People with acquired partial lipodystrophy are at risk for deficiencies in certain vitamins and minerals, such as vitamin D and calcium, which can be addressed through supplementation.
  7. Weight loss: Losing weight can help improve insulin sensitivity and overall health in people with acquired partial lipodystrophy.
  8. Exercise: Regular physical activity can help improve insulin sensitivity, control weight, and reduce the risk of cardiovascular disease.
  9. Liposuction: This cosmetic procedure can remove excess fat from specific areas of the body affected by acquired partial lipodystrophy.
  10. Fat transplantation: This procedure involves transplanting fat from one area of the body to another to restore a more normal appearance.
  11. Growth hormone therapy: Growth hormone therapy can help increase muscle mass and improve body composition in people with acquired partial lipodystrophy.
  12. Thyroid hormone replacement therapy: Hypothyroidism is a common complication of acquired partial lipodystrophy, and thyroid hormone replacement therapy can help regulate thyroid function.
  13. Glucagon-like peptide-1 (GLP-1) receptor agonists: These medications can improve insulin sensitivity and glucose control in people with type 2 diabetes.
  14. Sodium-glucose cotransporter 2 (SGLT2) inhibitors: These medications can improve glucose control in people with type 2 diabetes.
  15. Dipeptidyl peptidase-4 (DPP-4) inhibitors: These medications can improve glucose control in people with type 2 diabetes.
  16. Bile acid sequestrants: These medications can lower cholesterol levels in people with high triglycerides.
  17. Niacin: This B-vitamin can improve cholesterol levels in people with high triglycerides.
  18. Omega-3 fatty acids: These essential fatty acids can improve triglyceride levels and reduce the risk of cardiovascular disease.
  19. Antioxidants: Antioxidants, such as vitamin E, can help protect against oxidative stress, which is a common complication of acquired partial lipodystrophy.

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Doctor visit helper

Prepare before seeing a doctor

A simple rural-patient checklist to help you explain symptoms clearly, ask better questions, and avoid unsafe self-treatment.

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.

For rural patients and family caregivers

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: Doctor / qualified healthcare provider
Tests to discuss with doctor
  • Basic vital signs: temperature, pulse, blood pressure, oxygen level if needed
  • Relevant blood, urine, imaging, or specialist tests only after clinical assessment
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?

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: Acquired Partial Lipodystrophy

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.