14 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
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint Pain ... - Differential ... #Infectious #JointPain ... #MSK #Differential ... #Orthopedics #Causes
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
- Differential ... Hyperemia Spasm • Vasculitis ... #Vascular #JointPain ... #MSK #Differential ... #Orthopedics #Causes
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain ... - Differential ... #Inflammatory #JointPain ... #MSK #Differential ... #Orthopedics #Causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Dermatological semiology ... Identification of causes ... (5%): PAN > GPA ... #semiology #signs ... pathology #lesions #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
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... tract: abdominal pain ... purpura: strong sign ... , testes -> pain
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... Fever/Chills/Joint pain ... #differential # ... diagnosis #msk #
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
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... noninflammatory Signs ... weeks) Can Be Caused ... Joint #pain #Differential ... #Diagnosis #MSK