5899 results
Urticaria Mimics

Conditions That May Be Confused with Urticaria

Arthropod bites 
, Atopic dermatitis 
, Bullous pemphigoid 
,
Urticaria Mimics ... Confused with Urticaria ... Viral exanthem #Diagnosis ... #Differential # ... Urticaria #Mimics
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... Diagnosis Framework ... bullae, Ulceration, Urticaria ... - Anti-C1q (Urticarial ... #diagnosis
Causes of Urticaria

Immunoglobulin E (IgE) mediated

 - Aeroallergens

 - Contact allergen

 - Food allergens

 - Insect
Causes of Urticaria ... - Water #Diagnosis ... #Differential # ... Urticaria #IgE #
Pruritus - Primary Skin Lesion - Differential Diagnosis Algorithm
Macules / Papules / Plaques:
 • Xerosis (dry
Skin Lesion - Differential ... Diagnosis Algorithm ... Wheals/Hives: • Urticaria ... #dermatology #Differential ... #Diagnosis #Algorithm
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... Diagnosis Algorithm ... morphology • Urticaria ... #dermatology #Differential ... #Diagnosis #Algorithm
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Generalized Differential ... Diagnosis Algorithm ... Wheals/Hives: • Urticaria ... #dermatology #Differential ... #Diagnosis #Algorithm
Dematoses in Pregnancy - Specific Skin Conditions
Non-Pruritic
 • Pustular psoriasis of pregnancy
 • Impetigo Herpetiformis
Pruritic -
gestationis • Pruritic urticarial ... #dermatology #Differential ... #Diagnosis #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... Diagnosis Framework ... Hypocomplementemic Urticarial ... Vasculitis): - Urticaria ... Diagnosis: Systemic
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Diagnosis Framework ... Allergic reaction, urticaria ... Peripheral #Edema #differential ... #diagnosis #unilateral
Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
Elevated Tryptase - Differential ... Diagnosis Framework ... infections • Chronic Urticaria ... #Tryptase #Differential ... #Diagnosis #hematology