55 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... and retroorbital mass ... absence of skin lesions ... #vasculitis #differential ... #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Palpable: 1) If lesions ... pulmonary #Diagnosis ... #Dermatology #Rash ... Palpable #Algorithm #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
#dermpath #dermatology ... #semiology #signs ... #lesions #diagnosis ... manifestations #pathology #lesions ... #differential
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
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
An Approach to the Unknown Rash: Erythematous Rash 

#Diagnosis #Dermatology #Erythematous #Rash #Differential #Algorithm #Nikolsky #Sign
to the Unknown Rash ... #Diagnosis # ... Dermatology #Erythematous ... #Rash #Differential ... Algorithm #Nikolsky #Sign
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... or fluid-filled lesions ... Ill-appearing, vital sign ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
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
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
frequent skin lesions ... • Significant lesion ... leukocytoclastic vasculitis ... myelodysplastic #syndrome #differential ... #diagnosis #dermatology
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
diagnosis; however ... rashes but without signs ... have a broader differential ... diagnosis, which ... #Diagnosis #Dermatology