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Dural Mass
Clinical History This 50-year-old patient was found to have in incidental dural based mass. What is your diagnosis? Correct Answer…

Segmental Demyelination-Remyelination
What pathologic process is demonstrated by the low and higher magnification images of a teased nerve preparation? The image shows…

Longstanding Weakness
Clinical History The patient is a 72-year-old man with a 30 year history progressive, symmetric leg weakness and tingling. Past…

Muscle Pain
Clinical History The patient is a 54-year-old man with lower extremity pain and edema, weakness and fever following a respiratory…

Collidescope Episode 4 | A Collision Case with IgA and IgG4
What happens when two diseases occur at the same time? Does one influence the other? How is kidney function affected?…

Granulomatous Myositis
Clinical History The patient is a 59-year-old woman with progressive weakness x 3 years. Past medical history includes COPD improved…

Neuropathy Associated with Amyloid
Clinical History: This 66-year old patient presented with clinical features of mononeuropathy. Sural nerve biopsy showed features of a chronic…

Myophosphorylase Deficiency
Clinical History This 25-year-old patient presented with episodes of fatigue, myalgias and muscle weakness following even low-level exertion. These symptoms…

Collidescope Episode 3 | MN, CG, and Immune Complex Deposits within the Tubular Basement Membranes
What happens when two diseases occur at the same time? Does one influence the other? How is kidney function affected?…

Collidescope Episode 2 | A Collision Case with Minimal Change Disease and Anti-brush Border Antibody Disease
What happens when two diseases occur at the same time? Does one influence the other? How is kidney function affected?…

Brain Mass
Clinical History The 40-year-old immunocompromised patient was found to have a frontal lobe mass. What is your diagnosis? Correct Answer:…

Incidental Finding
Clinical History: This 50-year-old patient clinically presented with muscle weakness and elevated CPK. Myositis specific autoantibody panel was positive for…

Collidescope Ep. 1 | What Happens when IgA Nephropathy and Fibrillary Glomerulopathy Collide?
What happens when two diseases occur at the same time? Does one influence the other? How is kidney function affected?…

Dystrophinopathy
Clinical History The patient is an 5-year-old male with progressive muscle weakness and elevated CPK. Gowers maneuver was noted on…

Diagnose This 4/29/2024
What would be your leading Dx and subtype based on the Congo red image above showing deposition predominately in the…