49 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Granulomatous manifestations ... and retroorbital mass ... absence of skin lesions ... #vasculitis #differential ... #diagnosis
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
Cutaneous manifestations ... frequent skin lesions ... leukocytoclastic vasculitis ... myelodysplastic #syndrome #differential ... #diagnosis #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Palpable: 1) If lesions ... When cutaneous manifestations ... #Dermatology #Rash ... Palpable #Algorithm #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
#dermpath #dermatology ... #diagnosis #clinical ... #manifestations ... #pathology #lesions ... #differential
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Maculopapular rash ... reticularis Differential ... Diagnosis: Vasculitis ... #rash #diagnosis
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
with devastating differential ... petechial or purpuric rash ... may have a vasculitis ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... reddish-purple lesions ... #Differential # ... #Causes #dermatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... #SkinRash #dermatology ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... Discoid skin lesions ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology
Fever and Rash - Differential Diagnosis Framework
 • Viral: Measles, Infectious Mono (EBV, CMV), Acute HIV,
Fever and Rash - ... Differential Diagnosis ... Sweet syndrome, Vasculitis ... #Differential # ... Diagnosis #dermatology