11 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... vasculitic diseases secondary ... differential diagnosis ... gonococcal disease, endocarditis ... #Diagnosis #Dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
in primary or secondary ... - Endocarditis ... cryoglobulins • Skin ... #Causes #dermatology ... #physicalexam
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
- long axis of lesion ... parallel to lines of skin ... diagnosis: secondary ... rosea #clinical #dermatology ... #photo #PhysicalExam
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... , Palpable purpura ... • Palpable purpura ... vasculitis #Dermatologic ... Polyangiitis #GPA #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... lesions are palpable ... #Dermatology #Rash ... #Petechiae #Purpura ... #Differential #
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Pruritus - Generalized ... Differential Diagnosis ... Lesion / Systemic ... #primary #secondary ... #dermatology #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... lesions that result ... Diagnosis #hematology ... #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Leukocytoclastic Vasculitis Secondary ... Small Vessel: Petechiae ... , Palpable purpura ... #dermatology #rheumatology
Pruritus - No Primary Skin Lesion - Differential Diagnosis Algorithm

Blood Glucose:
 • Diabetes Mellitus
Liver Function Tests/Enzymes:
Pruritus - No Primary ... Skin Lesion - Differential ... Diagnosis Algorithm ... #secondary #systemic ... #generalized #dermatology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Planus - Purple, pruritic ... phenomenon • Pityriasis ... central clearing • Secondary ... Papulosquamous #SkinRash #dermatology