14 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... vasculitis - GPA ... #Differential # ... Diagnosis #hematology ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Maculopapular rash ... reticularis Differential ... #dermatology #rash
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
: 2-8 weeks • Rash ... : 4-28 days • Rash ... erythematous macules with purpuric ... Syndrome #SJS #TEN #comparison ... #table #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... RA, Sjogren's, GPA ... #Differential # ... #dermatology #physicalexam
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Sarcoidosis • GPA ... Sarcoidosis #dermatology ... #skin #rashes #differential
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
Drug Rashes - Comparison ... #Drug #Rashes #Comparison ... #TABLE #DRESS # ... #Erythroderma #Dermatology ... #Emergency #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
correlations • Purpura ... Identification of causes ... vasculitis (5%): PAN > GPA ... Vasculitis #dermpath #dermatology ... pathology #lesions #differential
Thrombotic Microangiopathy - TTP VS HUS

Big picture points : Often hard to differentiate the two entities,
Often hard to differentiate ... thrombocytopenic #purpura ... thrombocytopenia #Comparison ... #Diagnosis #Table ... #Hematology
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
Pigmented Purpuric ... - This iron causes ... brown tint of the rash ... Dermatoses #Dermatosis #differential ... #diagnosis #dermatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Systemic Symptoms (DRESS ... extensive skin rash ... Edema in 70% of cases ... Resolution > 15 days Differentials ... #Syndrome #dermatology