Interstitial fibrosis was observed in 5/5 patients with isolated noncompaction cardiomyopathy who underwent right ventricular biopsy  Endomyocardial thickening and subendocardial fibroelastosis was observed in 3/5 patients who underwent right ventricular biopsy Myocyte necrosis has been observed in areas of trabeculation  .
What is the histological presentation of Noncompaction cardiomyopathy?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the histological presentation of Noncompaction cardiomyopathy? [/INST] \n Interstitial fibrosis was observed in 5/5 patients with isolated noncompaction cardiomyopathy who underwent right ventricular biopsy  Endomyocardial thickening and subendocardial fibroelastosis was observed in 3/5 patients who underwent right ventricular biopsy Myocyte necrosis has been observed in areas of trabeculation  .</s>