11 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... #semiology #signs ... lesions #diagnosis #clinical ... manifestations #pathology ... #lesions #differential
This image shows spicular amyloid with tapering conical masses interconnected by branching fibrils!

Dr. Stephen Bonsib via
masses interconnected ... #desposition #deposits ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
This image shows glomerular tuft with overall intact architecture. Discrete masses of specular amyloid interrupt smooth
Discrete masses ... #desposition #deposits ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... Diagnosis = clinical ... systemic sx + signs ... very remarkable w/differential ... #Temporal #Signs
This image shows a glomerular tuft with overall intact architecture. Discrete masses of specular amyloid (long
Discrete masses ... #desposition #deposits ... ElectronMicroscopy #SEM ... #clinical #nephrology ... #pathology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Bacterial Meningitis - Differential ... Adenovirus, • Lymphocytic ... • Common clinical ... Acute meningeal signs ... #diagnosis #neurology
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... /Cranial nerve pathology ... test - Cogan sign ... - Peek sign ... diagnosis #management #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... affects the skin, neurologic ... elevated protein, lymphocytic ... tract, and often causes ... nephropathy, IgA (cmpkx deposits
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... bone marrow or stem ... Reversible course Differential ... the underlying cause ... with AEDs until cause
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
combination of the clinical ... amyotrophy with the pathologic ... - Causes progressive ... conditions listed in differential ... Lateral #Sclerosis #neurology