190 results
Urticaria (hives): Skin reaction that occurs in response to cold, food allergies, meds, environmental exposures, stings,
infections
Urticaria (hives ... ): Skin reaction ... #Dermatology #SkinRash ... #Urticaria #Hives
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin ... Vasculitis Skin ... bullae, Ulceration, Urticaria ... - Anti-C1q (Urticarial ... Disease • Cogan syndrome
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... morphology • Urticaria ... #Reactive #SkinRash
Severe Urticarial Skin Rash on Physical Exam

#Urticarial #Skin #Rash #PhysicalExam #clinical #video #dermatology #urticaria
Severe Urticarial ... Skin Rash on Physical ... Exam #Urticarial ... #Skin #Rash #PhysicalExam ... #dermatology #urticaria
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Cold Urticaria Prevalence ... trigger - Direct skin ... 50% of patients Skin ... 1% of patients Skin ... .14674 #Cold #Urticaria
Quick review on streptococcal skin infections. 

Images from dermnet.nz

#diagnosis #clinical #differential #dermatology #skinrash #skin
streptococcal skin ... #dermatology #skinrash ... #skin
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Genital Skin Ulcers ... ) • Behcet's syndrome ... Ulcers #ulcerative #skinrash
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
Causes == Primary Skin ... • Xerosis (dry skin ... Wheals/Hives: • Urticaria ... == No Primary Skin ... Myelodisplastic syndrome
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
intestines, extremities Skin ... (Skin and Mucosa ... 80-90%): Urticaria ... arrest, Kounis syndrome
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
the Mnemonic "no skin ... #dermatology #skin ... #skinrash