(Diseases)
On this page, you will find everything you need to know about Dermatomyositis.
What is Dermatomyositis?
Dermatomyositis is a rare disease that affects the muscles and skin, causing muscle weakness accompanied by a severe skin rash. It can occur at any age but is more common in individuals in their late forties and older.
What are the symptoms of Dermatomyositis?
Not all symptoms need to be present for diagnosis. Common signs and symptoms include:
Reddish or purplish skin rash.
Swelling of the eyelids with a reddish or purplish color.
Dark red or purplish patches on joints such as the elbows, knees, or toes.
Joint sensitivity to cold and improvement with warmth.
Rough, scaly, and dry skin, sometimes causing thinning of the hair.
Swelling and redness around the nails.
Muscle weakness and stiffness, appearing suddenly or progressing over weeks to months.
Difficulty swallowing.
Shortness of breath.
General fatigue.
Unintentional weight loss.
Muscle pain.
Fever.
What causes Dermatomyositis?
The exact cause is unknown. Dermatomyositis is considered an autoimmune disease, in which the immune system mistakenly attacks muscle and skin cells. Risk factors include:
Genetic predisposition.
Presence of other autoimmune diseases.
Viral infections.
History of cancer.
How is Dermatomyositis diagnosed?
Diagnosis is based on medical history and physical examination, along with additional tests if needed, such as:
Blood tests to measure muscle enzyme levels.
Autoimmune antibody testing.
Electrocardiogram (ECG).
Electromyography (EMG).
Skin and muscle biopsy.
Lung function tests.
CT scan.
X-rays.
How is Dermatomyositis treated?
Treatment aims to control and relieve symptoms, and may include:
Treatment mainly relies on the use of corticosteroid medications to reduce and relieve inflammation.
Physical therapy to strengthen affected muscles.
Immunosuppressive medications.
Rehabilitation therapy for speech and swallowing if the disease affects the larynx or esophagus.
Can Dermatomyositis be prevented?
Since the exact cause is unknown, there are no known preventive measures.
What are the complications of Dermatomyositis?
Possible complications include:
Difficulty swallowing.
Respiratory pneumonia.
Breathing problems.
Calcification in muscles and skin.
Increased risk of other conditions, such as:
Raynaud’s phenomenon.
Connective tissue diseases.
Heart disease.
Lung disease.
Cancer.
When should you see a doctor?
If you experience the above-mentioned symptoms, you should see a doctor immediately.
Frequently Asked Questions:
Is Dermatomyositis common? No, it is considered a rare autoimmune disease.
Is Dermatomyositis contagious? No, it is an autoimmune condition and does not spread from person to person.
