36 results
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
Raised off of the skin ... Pruritic • Each lesion ... • Each lesion ... #dermatology #clinical ... #comparison #classification
Purpuric Skin Lesions - Petechia/Purpura and Ecchymosis 

#Purpuric #Purpura #Petechia #Ecchymosis #Comparison #Dermatology #Skin #Diagnosis #Clinical
Purpuric Skin Lesions ... Petechia #Ecchymosis #Comparison ... #Dermatology #Skin
Vascular Lesions: Spider Angioma, Spider Vein, Cherry Angioma 

#Vascular #Spider #Angioma #Vein #Cherry #Comparison #Dermatology #Skin
Vascular Lesions ... #Vein #Cherry #Comparison ... #Dermatology #Skin
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Skin Conditions ... lesions • Discoid ... Sarcoidosis #dermatology ... #joint #pain #skin ... differential #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... lesions that result ... fever • Drug reactions ... Differential #Diagnosis #hematology ... #rheumatology #
Central Distribution, Febrile / Ill:
 - Viral Exanthem 
 - Lyme Disease (erythema migrans) 
Central Distribution,
non-ill: - Drug Reaction ... / Ill, Target Lesions ... Ill, No Target Lesions ... Algorithm #Diagnosis #Dermatology ... #Skin
Severe Drug Rashes - Comparison - DRESS | SJS/TEN | AGEP | Erythroderma

DRESS 
 - Onset:
Drug Rashes - Comparison ... possible target lesions ... >90% of total skin ... #Drug #Rashes #Comparison ... #Erythroderma #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
lesions: • Rarely ... lesions (9.4%) ... lesions associated ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
nose chondritis, skin ... lesions: neutrophilic ... vasculitis • Hematologic ... criteria for 1) hematologic ... Autoinflammatory #Somatic #rheumatology
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
trigger - Direct skin ... 50% of patients Skin ... lesions - Wheals ... Urticaria #diagnosis #rheumatology ... #comparison #table