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Neuro Notes

Vasculitis with Fibrinoid Necrosis

Clinical History: History: 68-year-old man with 1 week of bilateral proximal upper and lower extremity weakness and 1 month of…

Neuro Notes

68-Year-Old Man with Weakness

Clinical History:History: 68-year-old man with 1 week of bilateral proximal upper and lower extremity weakness and 1 month of facial,…

Neuro Notes

Needle Core Biopsy Muscle

Clinical History:This 50-year-old patient presented with progressively worsening muscle weakness of one month duration. Their past medical history was significant…


Neuro Notes

Myasthenia-Inflammatory Myopathy (MG-IM)

Clinical History:This 60-year-old patient presented with complaints of worsening hand weakness (particularly finger extensors). The weakness initially involved the right…

Neuro Notes

Denervation with Incidental Vascular Amyloid

Clinical History:This 76-year-old male presented with complaints of muscle pain. Their past medical history is significant for Sjogren’s syndrome, fibromyalgia,…

Neuro Notes

Toxic Vacuolar Myopathy Due to Hydroxychloroquine

Clinical History:This 50-year-old patient presented with a one year history of of persistent muscle weakness. They also had shortness of…


gomori trichrome of frozen tissue
Neuro Notes

Sporadic Late-Onset Nemaline Myopathy

Clinical History:The patient is a 69-year-old male who presented with complaints of proximal lower extremity muscle weakness and BMI of…

Figure 2: Oil-red O stained section of frozen muscle specimen
Neuro Notes

Lipid Storage Myopathy in 77-Year-Old Patient

Clinical History:The patient is a 77-year-old female with several months of progressive muscle weakness predominantly in her upper and lower…

Toluidine blue stained image of vasculitic neuropathy
Neuro Notes

Vasculitic Neuropathy

Clinical History:65-year-old woman with generalized weakness and fatigue requiring a walker.Past medical history: anemia, major depressive disorder, MCI, arthritis, CTS,…


Gomori trichrome stained image of Anti-TIF1-γ in Dermatomyositis
Neuro Notes

Anti-TIF1-γ in Dermatomyositis

Clinical History:73-year-old man who presented with inability to rise from a chair.Past medical history: arthritis, hypertension and hypercholesterolemia, and male…

Gomori trichrome stained image of Chronic Inflammatory Demyelinating Polyradiculoneuropathy
Neuro Notes

Chronic Inflammatory Demyelinating Polyneuropathy (CIDP)

Clinical History:The patient is a 65-year-old woman with progressive proximal and generalized weakness, dysphasia, full-body pain, fasciculations and malaise.Medication: IVIG…

FFPE H&E immunofluorescence with FITC filter; image of vasculitis
Neuro Notes

Vasculitis: Using Fluorescence Microscopy to Visualize Elastic Lamina

Clinical History:This 65-year-old patient presented with a two-month history of progressive proximal upper and lower extremity muscle weakness, and photosensitive…


collagen pockets in nerve biopsy case image
Neuro Notes

Collagen Pockets in Nerve Biopsy

Clinical History:This 40-year-old patient underwent sural nerve biopsy to evaluate for a painful mixed large fiber and small fiber axonal…

denervated neuromuscular junctions, lower magnification image or normal neuromuscular junction
Neuro Notes

Denervated Neuromuscular Junctions

Clinical History:Muscle biopsy from this 40-year-old patient showed morphologic and enzyme histochemical features of denervation.What abnormality is seen in the…

gallyas stain alzheimer's
Neuro Notes

Gallyas Stain: Plaques, Tangles, and Threads in Alzheimer’s Disease

Clinical History:Neuropathologic examination (brain autopsy) on this 65-year-old patient with a history of slowly progressive dementia demonstrated gross and microscopic…