12 results
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Mediterranean areas ... in the knee-to-chest ... painAbdominal ... Positive Carnett's sign ... #Pain #differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Diagnosis Algorithm ... Pinpoint areas ... integrity: - Trauma ... lesions • Severe pain ... Skin biopsy • Abdominal
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
duodenum Clinical Signs ... triad: Bleeding, abdominal ... pain, and palpable ... abdominal mass ... • Should be on differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Drug Associated (Commonly ... - GI tract: abdominal ... purpura: strong sign ... - (C-ANCA) pattern ... - (P-ANCA) pattern
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... dyspnea • (Less common ... • CT: Halo sign ... lymphadenopathy, • Abdominal ... AIDS #pulmonary #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... Christmas tree pattern ... dermatology #rash #differential ... diagnosis #skin #common
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
customary headache patterns ... lesions in other areas ... with or without trauma ... headache #redflags #signs ... #symptoms #differential
Handlebar Traumatic Injury 
Young girl presents to you after low energy, helmeted bicycle accident. Her vitals
Severe abdominal ... Common injuries ... instability, but more common ... Keep this injury pattern ... on your differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
of age • Most common ... Behcet disease) Differential ... • Nonsurgical abdominal ... pain: Glucocorticoids ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... most commonly affects ... pain • HTN • ... gut involvement, abdominal ... pain and GN Anti-GBM