dermatomyositis

Thân thiện

A doctor examines a patient's skin rash associated with dermatomyositis.

Definition

1. Noun:
   • A medical condition: Dermatomyositis is a type of inflammatory myopathy (muscle disease) characterized by muscle weakness and a distinctive skin rash. The muscle inflammation leads to progressive weakness, typically in the muscles closest to the trunk (like the hips, thighs, shoulders, and neck), accompanied by pain and swelling. A key diagnostic feature is the skin rash, which often appears on the face (cheeks, eyelids), neck, chest, and limbs. The disease course, rate of progression, and severity can differ significantly from one person to another.

Usage Examples

• Noun:
  • The patient was diagnosed with dermatomyositis after presenting with a rash on her eyelids and progressive muscle weakness.
  • Dermatomyositis is an autoimmune disorder that affects both the skin and the muscles.
  • Treatment for dermatomyositis often involves corticosteroids and immunosuppressive drugs.

Advanced Usage

• As a medical diagnosis: The term is used specifically in clinical and medical contexts to describe this distinct syndrome.
  • The biopsy confirmed the suspicion of dermatomyositis.
• In research literature: Often discussed in relation to other autoimmune conditions or myopathies.
  • The study compared the serum biomarkers of patients with dermatomyositis and polymyositis.

Variants and Related Words

• Myositis (noun): General inflammation of muscle tissue. Dermatomyositis is a specific subtype.
• Polymyositis (noun): A related inflammatory myopathy that causes muscle weakness but typically without the characteristic skin rash of dermatomyositis.
• Autoimmune disease (noun phrase): A broader category of disorders where the immune system attacks the body's own tissues; dermatomyositis is classified under this category.

Synonyms

• Inflammatory myopathy (noun phrase): A general term for muscle diseases involving inflammation; dermatomyositis is a type.
• (There are no direct common-language synonyms for this specific medical term.)

Related Phrases

• Heliotrope rash (noun phrase): A purplish-red rash on the upper eyelids, which is a classic sign of dermatomyositis.
• Gottron's papules (noun phrase): Reddish or violaceous bumps over the knuckles, another common skin manifestation of dermatomyositis.

Notes

• Dermatomyositis is a specialized medical term. It is not typically used in everyday conversation outside of healthcare settings.

Học thuật

Noun

1. myositis characterized by weakness of limb and neck muscles and much muscle pain and swelling accompanied by skin rash affecting cheeks and eyelids and neck and chest and limbs; progression and severity vary among individuals