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T-tubular Network

Jon Wilson, MD neuropathologist at arkana laboratories
By Jon Wilson, MD

Jun 22, 2023

Figure 1: Electron Microscopy

Electron microscopy on a muscle biopsy with myopathic changes showed an incidental “waffle-like” structure within the sarcoplasm (see arrow).  This is felt to be derived from T-tubules (T-tubule network). We occasionally find these as a nonspecific finding in muscle biopsies.


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