8 results
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
hair follicles -> causes ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology ... #diagnosis #signs ... #symptoms #complications
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... inflammation Others: • Lupus ... and branches • GCA ... such as systemic lupus ... purpura: strong sign
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
Diabetic Ketoacidosis ... diffusion of K+ out of cells ... Signs/Symptoms/Complications ... DiabeticKetoacidosis #DKA #pathophysiology ... endocrinology #diabetes
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... and ophthalmic complications ... systemic sx + signs ... differential diagnosis = vasculitis ... #Temporal #Signs
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
GCA, SLE, GPA) - ... anti-coagulation • Hematologic ... retinal edema caused ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... Elevated ESR and CRP GCA ... Multinucleated giant cells ... develop in pts with GCA ... tract, and often causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Episcleritis Signs ... Causes: - Idiopathic ... - Hematologic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus