15 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Petechial/Purpuric ... Nonpalpable purpura ... rash, the diagnosis ... #Diagnosis #Dermatology ... #Purpuric #Rash
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Pigmented Purpuric ... of petechiae, purpura ... - This iron causes ... brown tint of the rash ... #diagnosis #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Petechiae, Palpable purpura ... Petechiae • Palpable purpura ... Vesicles overlying purpuric ... Henoch-Schönlein purpura ... Polyangiitis #GPA #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Rash - Differential ... • Extremes of age ... Henoch Schonlein Purpura ... : - Purpura fulminans ... #dermatology #physicalexam
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
However, the differential ... vesiculobullous rash ... and a fever may have ... gonococcal disease, purpura ... #Diagnosis #Dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... - Palpable Purpura ... Tip: To differentiate ... #Legs #Rash #clinical ... #photo #dermatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
correlations • Purpura ... Identification of causes ... Vasculitis #dermpath #dermatology ... lesions #diagnosis #clinical ... pathology #lesions #differential
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... +purpuric rash → ... purpura fulminans ... #dermatology #clinical
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Purpura ... Henoch Schonlein Purpura ... erythematous nodules, purpura ... scleritis • Palpable purpura ... causing palpable purpura
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis: • Purpura ... scleritis • Palpable purpura ... Henoch Schonlein Purpura ... skin) • Palpable purpura ... macules, palpable purpura