8 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... Pinpoint areas ... integrity: - Trauma ... Skin biopsy • Abdominal
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
the southern and eastern ... Mediterranean areas ... in the knee-to-chest ... Positive Carnett's sign ... #Pain #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... Christmas tree pattern ... #dermatology #rash ... #differential #
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... Nodosa: • PAN most commonly ... , mucositis • Rash ... gut involvement, abdominal
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
suffered no head trauma ... Vital signs: BP ... radiograph pattern ... consider intra-abdominal ... Contusion Most commonly
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
PFAPA is the most common ... globally, excluding areas ... DIFFERENTIAL DIAGNOSIS ... the acute flare; chest ... dominant inheritance pattern