preferred_name: Sural nerve biopsy shows severe loss of small-caliber myelinated A-delta fibers
preferred_name_lc: sural nerve biopsy shows severe loss of small-caliber myelinated a-delta fibers
label: Sural nerve biopsy shows severe loss of small-caliber myelinated A-delta fibers
label_lc: sural nerve biopsy shows severe loss of small-caliber myelinated a-delta fibers