68 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
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Decreased Support Of Dermal ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Diagnosis Algorithm ... Destruction • Abnormal ... • Steroids • Vasculitis ... #Causes #Hematology
Portal Hypertension - Differential Diagnosis
Portal Pressure = the pressure difference between the pressure in the portal
- Differential ... Diagnosis Portal ... >10 mmHg - clinically ... HTN Signs of portal ... #Diagnosis #causes
Epiglottitis - Swollen inflamed epiglottis 
Clinical (Rapid onset) 
 • Fever 
 • Sore throat
inflamed epiglottis Clinical ... #Epiglottitis #Signs ... #Causes #Diagnosis ... #Differential # ... Peds #Pediatrics
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... Idiopathic • Normal ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... purpura: strong sign ... differential #diagnosis ... #rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... reticularis Differential ... Diagnosis: Vasculitis ... #rash #diagnosis
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Diagnosis Baseline ... investigations depending on clinical ... context and signs ... Glomerulonephritis / Vasculits ... #causes
Causes of Ascites
Normal Peritoneum
Portal hypertension (SAAG > 1.1 g/dL)
  1. Hepatic congestionl
Causes of Ascites ... Normal Peritoneum ... Mediterranean fever - Vasculitis ... #diagnosis #differential ... #hepatology #SAAG