10 results
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
• Is there a pattern ... noninflammatory Signs ... weeks) Can Be Caused ... an asymmetric pattern ... #pain #Differential
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... by serositis • Acute ... Positive Carnett's sign ... accompanied by joint ... #differential #
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... customary headache patterns ... lesions in other areas ... headache #redflags #signs ... #symptoms #differential
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... STE: "Pardee's sign ... Early-repolarization pattern ... leads • S1Q3T3 pattern
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... vesicular eruption - Joints ... purpura: strong sign ... - (C-ANCA) pattern ... - (P-ANCA) pattern
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... with a mozaic pattern ... included in the differential ... Clinical #Radiology #CTChest
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Face, upper back, chest ... associated with signs ... honey-colored crusts ... Christmas tree pattern ... dermatology #rash #differential
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... , or joint pain. ... DIFFERENTIAL DIAGNOSIS ... ; chest pain during ... dominant inheritance pattern
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
pain. ... pain as non-radiating ... Vital signs: BP ... radiograph pattern ... Most commonly caused
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... ) • Shawl sign ... Syndrome: Fever, joint ... slow onset and pattern ... statins - probably caused