23 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... (5%): PAN > GPA ... dermatology #semiology #signs ... lesions #diagnosis #clinical ... pathology #lesions #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- GI tract: abdominal ... pain • Kawasaki ... purpura: strong sign ... pain, testes -> ... pain, infarct
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Diagnosis Algorithm ... Clinical suspicion ... musculoskeletal pain ... volume depletion, abdominal ... pain, hypotension
Mesenteric Ischemia - Differential Diagnostic Schema
Chronic: ASCVD, Venous, Vasculitides 5% (PAN, [E]GPA, IgA, MPA)
Acute
 - Venous
Mesenteric Ischemia - Differential ... ASCVD, Venous, Vasculitides ... 5% (PAN, [E]GPA ... hypovolemia), Meds/Treatments ... #Diagnosis #algorithm
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Pain • Hereditary ... painAbdominal ... Positive Carnett's sign ... incisional hernias: clinical ... #Pain #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... Polyarteritis Nodosa: • PAN ... pain • HTN • ... pain and GN Anti-GBM
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Clinical Features ... Butterfly rash, Vasculitis ... valve lesions Abdominal ... pain (20%) Renal ... erythematosus #signs
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... Infection - Vasculitis ... lesions • Severe pain ... Skin biopsy • Abdominal
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Injury - AKI Workup Algorithm ... investigations depending on clinical ... context and signs ... Glomerulonephritis / Vasculits ... renal biopsy • Abdominal
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Pathogenesis and Clinical ... 85%) - Colicky abdominal ... pain (commonly ... Pathophysiology #Diagnosis #Signs