22 results
Priapism 

Secondary Causes:
Medications- intracavernosal injections, anticoagulants, PDE5 inhibitors, alpha blockers, methylphenidate, cocaine
Any hyperviscosity syndrome (SCD, leukemia,
SCD, leukemia, myeloma ... or are zebras (…amyloid ... Diagnosis #Management #Urology ... #Differential
This image shows portions of glomerular tuft with collapsed GBM (across top), spicular amyloid (middle right),
top), spicular amyloid ... ), and nodular amyloid ... glomerulus #GBM #amyloid ... ElectronMicroscopy #SEM ... #pathology
This image shows spicular amyloid deposits showing blunt conical formations with interconnecting fibrils.

Dr. Stephen Bonsib via
shows spicular amyloid ... arkanalabs #amyloid ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology #renal
This image shows spicular amyloid with tapering conical masses interconnected by branching fibrils!

Dr. Stephen Bonsib via
shows spicular amyloid ... arkanalabs #amyloid ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
This image shows glomerular tuft with overall intact architecture. Discrete masses of specular amyloid interrupt smooth
masses of specular amyloid ... CapillaryLoop #glomerulus #amyloid ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
POEMS syndrome, myeloma ... , secondary amyloid ... Peripheral #Neuropathy #differential ... diagnosis #causes #neurology
This image shows a glomerular tuft with overall intact architecture. Discrete masses of specular amyloid (long
masses of specular amyloid ... #glomerulus #amyloid ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
What's in a Fibril?
Amyloid 8-12 nm Congo Red + Randomly arranged 
Fibrillary GN 12-20 nm Congo
Amyloid 8-12 nm ... #fibrils #nephrology ... #diagnosis #amyloid ... #differential #
Stroke - Differential Diagnosis Algorithm and Management
Hemorrhagic:
 • Intracerebral: HTN, Cerebral Amyloid Angiopathy, Trauma, Bleeding Diathesis,
Stroke - Differential ... HTN, Cerebral Amyloid ... #Stroke #CVA #Differential ... Algorithm #management #neurology
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Significance (MGUS) - Differential ... Diagnosis Neurologic-Centered ... Features: POEMS, AL amyloid ... deposits: Ig-related amyloid ... Significance #MGUS #Differential