38 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Diagnosis of the Petechial ... / Purpuric Rash ... - Autoimmune Vasculitis ... #Purpura #Rash ... Algorithm #Diagnosis #Dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Infection - Vasculitis ... - Autoimmune Vasculitis ... #Petechiae #Rash ... #dermatology #physicalexam
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
purpura occurs in vasculitic ... or purpuric rash ... lesions may have a vasculitis ... as autoimmune vasculitis ... #Diagnosis #Dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... Pathophysiology: ... trauma, infection, vasculitis ... #Diagnosis #Dermatology ... #Rash #Petechiae
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
erythroderma, petechiae ... - Pathophysiology ... red-flags to exclude dermatologic ... Ill-appearing, vital sign ... #Diagnosis #Dermatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Algorithm - Petechiae ... • Acquired - Vasculitis ... #Vascular #Vasculitis ... #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Skin Findings: • Petechiae ... sensation or pain: • Petechiae ... #Dermatologic
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
be divided into petechial ... fever and systemic signs ... rashes into these classes ... maculopapular; #petechiae ... ; #purpura; #rash
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... • Drug-induced vasculitis ... #dermpath #dermatology ... #semiology #signs
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... #Diagnosis #Dermatology ... #Rash #Erythroderma