Restrictive cardiomyopathy


Most common cause of Restrictive cardiomyopathy


[A] cardiac amyloidosis

[B] cardiac sarcoidosis

[C] cardiac hemochromatosis

[D] Myocarditis



Which is the most common infiltrative disease of the heart?


[A] cardiac amyloidosis

[B] cardiac sarcoidosis

[C] cardiac hemochromatosis

[D] Tuberculosis



Which amyloidosis is the most common cause of RCM?


[A] AL amyloidosis

[B] AA amyloidosis

[C] Hereditary ATTR amyloidosis

[D] ALECT2 amyloidosis



In AL amyloidosis amyloid fibrils are made from abnormal light chains produced by


[A] T-Cells

[B] B-Cells

[C] Plasma cells

[D] Thyroid



In a case of amyloidosis advanced degree of AV block, and normal limb-lead voltages with non-specific ST-T segment changes more likely to present in


[A] AL amyloidosis

[B] AA amyloidosis

[C] TTR amyloidosis

[D] ALECT2 amyloidosis



Which drugs are known for causing restrictive cardiomyopathy


Dugs known for causing restrictive cardiomyopathy include 

  • anthracycline
  • busulfan
  • ergotamines
  • methysergide
  • mercurial agents
  • serotonin-containing agents

Amyloidosis


  • AL amyloidosis most common cause of RCM.
  • wild-type transthyretin amyloidosis is most often found in the elderly population.
  • V1221 mutant transthyretin has a higher rate of symptomatic heart failure

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