neuropathology image of a muscle biopsy on blue stain


Arkana offers expert analysis by board-certified neuropathologists on muscle and nerve biopsies, as well as neurosurgical consultations and autopsy brain analysis.

Ribbon of a biopsy placed on slide

Our Process

We have a rapid turnaround (3-5 days) on diagnoses such as inflammatory myopathies, muscular dystrophies, metabolic and congenital myopathies.

  • Accept fresh or frozen tissue
  • Clinicopathological discussion
  • Triage flexibility


neuro lab member processing muscle and nerve biopsy

Weekend Policy

Should you need a result on Saturday, you must contact us to make special arrangements to avoid loss and/or degradation of the patient’s biopsy material.

Neuro Notes from the Blog

Neuro Notes

Mitochondrial Abnormalities

The patient is a 50-year-old female who presents with a 5-year history of decreased ability to move her eyes and…

Succinic acid dehydrogenase (SDH) enzyme
Neuro Notes

Succinic Acid Dehydrogenase

This 60 year-old patient presented with distal asymmetric muscle weakness and normal CPK.   Which of the following abnormalities is…

Freezing Artifact
Neuro Notes

Suboptimal Snap Freezing

This 50-year-old patient presented with a two year history of bilateral upper extremity muscle weakness. They also complained of muscle…

Neuropathology Forms