11 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
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... • Is there a pattern ... noninflammatory Signs ... Noninflammatory • Trauma ... #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
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
) - Previous chronic ... customary headache patterns ... with or without trauma ... headache #redflags #signs ... #symptoms #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Eosinophilia, asthma, chronic ... - GI tract: abdominal ... 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
Chronic hypersensitivity ... scan: the mosaic pattern ... Signs of fibrosis ... included in the differential ... Clinical #Radiology #CTChest
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... lymphadenopathy, • Abdominal ... pain, chronic diarrhea ... AIDS #pulmonary #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behcet disease) Differential ... Recurrent and chronic ... • Nonsurgical abdominal ... pain: Glucocorticoids ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... Eosinophilia, asthma, chronic ... gut involvement, abdominal ... pain and GN Anti-GBM
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 ... consider intra-abdominal