Borrelia Neuropathy with Necrotizing Vasculitis
Figure 23-1 A, Photomicrograph of a sural nerve frozen section immunoreacted with CD 68 to visualize macrophages. Note infiltration of the blood vessel wall (macrophages stained in brown) and subtotal…
NEUROLOGY
A Possible Case of Ciguatoxin Exposure
Figure 24-1 Electron micrograph of myelinated fiber showing axonal (a) compressed by edema (o). The edema is present in a membrane bound vacuole (arrowheads) within adaxonal Schwann cell (sc) cytoplasm….
Hot and Cold Feet—Sensory Neuropathy Associated with Human Immunodeficiency Virus
Figure 22-1 Standard 3-mm punch biopsy of skin at the distal leg (A) and distal thigh (B) stained with pan-neuronal marker anti-pgp9.5 antibody. The distal leg is devoid of any…
Disseminated Sporotrichosis with Multiple Granulomatous Mononeuropathies
Figure 21-1 A, The lymphocutaneous lesion of the right wrist at presentation of illness. B, Transverse paraffin section stained with hematoxylin and eosin (H&E) demonstrating prominent granulomatous perineurial inflammation (arrow)….
Granulocytic Sarcoma Presenting as a Recurrent, Multifocal Radiculoplexopathy
Figure 15-1 A, Sagittal spoiled gradient recalled (SPGR) postgadolinium magnetic resonance imaging (MRI) scan demonstrates diffuse enlargement of the entire left brachial plexus (arrow). B, FDG-PET/CT scan demonstrated avid FDG…
Median Mononeuropathy—Glomangioma
Figure 9-1 Left upper arm magnetic resonance imaging scan shows enlargement (arrow) of an approximately 6-cm segment of the median nerve in the distal arm, just anterior to the medial…
Painful Enlargement of the Lumbosacral Plexus—Prostate Cancer with Perineural Spread
Figure 14-1 A, Paracoronal magnetic resonance imaging (MRI) scan directs the targeted nerve biopsy by showing the enlarged left S2 and S3 nerve roots with expanded foramina (arrows). Note the…
Malignant Peripheral Nerve Sheath Tumor
Figure 12-1 Sagittal T1 magnetic resonance imaging (MRI) scan of the brachial plexus showing infraclavicular mass encasing the brachial plexus (arrow), axillary vein marked with asterisk (top). Sagittal T1 MRI…
Pathology May Distinguish Two Causes of Localized Motor Neuropathy: Multifocal Chronic Inflammatory Demyelinating Polyradiculoneuropathy and Multifocal Motor Neuropathy
Figure 7-1 3-Tesla T1-weighted axial magnetic resonance imaging scan of the brachial plexus from Case A showing enlarged cords (arrow) adjacent to the subclavian vein (arrowhead). A right brachial plexus…
Clinical and Neuropathological Characteristics of Peripheral Nerve Lymphoma
Figure 10-1 A, A transverse T1 MRI scan showing bilateral, left greater than right sciatic nerve enlargement (arrow). B, An intraoperative photograph of the sciatic nerve showing enlargement taken at…
