Dermatomyositis and Polymyositis

- Inflammatory immune disease affecting
  - skeletal muscle
  - skin
  - joints – arthritis
  - GI tract
  - Lungs
    - ILD
      - NSIP
      - UIP
      - Acute Interstitial Pneumonia
  - Cardiac involvement
    - Involves small vessels
      - CAD
      - Myocarditis
        
        conduction abnormalities and arrhythmias
        
        CHF
      - Common cause of death
  - Raynaud’s
- Cardiac magnetic resonance imaging, 2-chamber (A) and short-axis views (B), showing late gadolinium enhancement (LGE) in the middle myocardial layer of the inferior wall (arrows), compatible with a nonischemic inflammatory process.
  DilaverisP et al Inducible Ventricular Tachycardia Due to Dermatomyositis-Related Cardiomyopathy in the Era of Implantable Cardioverter-Defibrillator Therapy
  Circulation. 2012;125:967?969
  
  Case courtesy of Prashant Mudgal, Radiopaedia.org. From the case rID: 40532

Case courtesy of Prashant Mudgal, Radiopaedia.org. From the case rID: 40532

Dermatomyositis showing extensive skin calcification in a 60 year old female
#skin #calcification #dermatomyositis
Ashley Davidoff TheCommonVein.net

Dermatomyositis showing extensive skin and joint calcification in a 60 year old female
#skin #calcification #joints #dermatomyositis
Ashley Davidoff TheCommonVein.net

Links and References

Dilaveris P et al Inducible Ventricular Tachycardia Due to Dermatomyositis-Related Cardiomyopathy in the Era of Implantable Cardioverter-Defibrillator Therapy
Circulation. 2012;125:967?969

Lundberg I E The heart in dermatomyositis and polymyositis Rheumatology, Volume 45, Issue suppl_4, October 2006, Pages iv18?iv21

The Common Vein

Links and References

TCV