13 results
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... lesions • Severe pain ... #Differential # ... #dermatology #physicalexam
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Aortitis - Differential ... Non-Infectious Aortitis: • Vasculitides ... Polyarteritis Nodosa (PAN ... ANCA associated vasculitis ... swinndong #Aortitis #Differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... burning sensation or pain ... : • Petechiae ... reticularis Differential ... • Giant cell arteritis
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... (5%): PAN > GPA ... , EGPA • Solid ... dermatology #semiology #signs ... pathology #lesions #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... - Differential ... polyangiitis (GPA ... Inflammatory #JointPain #MSK ... #Orthopedics #Causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... purpura: strong sign ... , testes -> pain ... • ANCA (Dx: GPA
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... tract: Abdominal pain ... tract, and often causes ... involvement, abdominal pain
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... • Fracture • Arthritis ... #differential # ... lower #extremity #msk ... #physicalexam
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
arteritis (GCA) ... systemic sx + signs ... very remarkable w/differential ... claudication: pain ... #Signs #Symptoms
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... Post-infectious GN - Loin pain ... syndrome: • Flank pain ... hematuria • Signs ... Diagnostic of GN or vasculitis