40 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Pathophysiology: ... pulmonary #Diagnosis ... Palpable #Algorithm #Differential ... #Ddxof
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
Algorithm for the Evaluation ... potential etiologic causes ... #Diagnosis #EM # ... Pinhole #Algorithm #Differential ... #Ddxof
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... dermatology #semiology #signs ... #lesions #diagnosis ... pathology #lesions #differential
Differential Diagnosis and Evaluation of Hyponatremia:
1) Identification of onset (acute vs. chronic)
2) Presence of symptoms (HA,
Differential Diagnosis ... and Evaluation ... symptoms (HA, nausea ... drug history #Diagnosis ... #Algorithm #Ddxof
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... < 30 years - Aorta ... purpura: strong sign ... differential #diagnosis
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Erythroderma - Diagnostic ... Pathophysiology: ... Causes: 1) Exfoliative ... Nikolsky #Algorithm #Differential ... #Ddxof
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Ill-appearing, vital sign ... Immunocompromised #Diagnosis ... Targetoid #Algorithm #Differential ... #Ddxof
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... hematuria • Signs ... GN or vasculitis ... renal vein between aorta ... #Diagnosis #causes
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Diagnosis Approach ... (when evaluation ... Coarctation of aorta ... , Vasculitis • ... #Differential #
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... Diagnosis Framework ... atheroemboli) • Aorta ... 19 - PNH - Vasculitis ... Venous #Arterial #pathophysiology