5815 results
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
Cold Urticaria Prevalence ... Female predominance Anaphylaxis ... Disorientation, vertigo Diagnostic ... .14674 #Cold #Urticaria ... #diagnosis #rheumatology
Anaphylaxis: Signs and Symptoms
Anaphylaxis: when any egg of three conditions is met:
1. Acute onset of skin/mucosal
Anaphylaxis: Signs ... and Symptoms Anaphylaxis ... ischemia) • Urticaria ... Angioedema #Anaphylaxis ... pathophysiology #immunology #diagnosis
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
manifestations of anaphylaxis ... Mucosa 80-90%): Urticaria ... incontinence #anaphylaxis ... signs #symptoms #diagnosis
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Manifestations of Anaphylaxis ... lips - Skin: urticarial ... cessation of play #Diagnosis ... Signs #Symptoms #Anaphylaxis
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Approach to Elevated Tryptase - Differential Diagnosis Framework

The DDx of elevated tryptase can be broken down
- Differential Diagnosis ... secondary causes: • Anaphylaxis ... infections • Chronic Urticaria ... #Differential #Diagnosis
Diagnosis and Management of Hypocomplementemic Urticarial Vasculitis (HUV)

Diagnosis of HUV
1) Chronic urticaria 
2) Leukocytoclastic vasculitis 
3)
Diagnosis and Management ... Hypocomplementemic Urticarial ... Vasculitis (HUV) Diagnosis ... HUV 1) Chronic urticaria ... Vasculitis #HUV #Diagnosis
Urticaria Mimics

Conditions That May Be Confused with Urticaria

Arthropod bites 
, Atopic dermatitis 
, Bullous pemphigoid 
,
Urticaria Mimics ... Confused with Urticaria ... Pityriasis rosea , Urticaria ... Viral exanthem #Diagnosis ... #Differential #Urticaria
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Pediatric Anaphylaxis Algorithm 

#Anaphylaxis #Algorithm #Pediatrics #Peds #Allergy
Pediatric Anaphylaxis ... Algorithm #Anaphylaxis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... bullae, Ulceration, Urticaria ... - Anti-C1q (Urticarial ... #differential #diagnosis
Endotypes and mechanisms involved in anaphylaxis. 

#anaphylaxis #Endotypes #pathophysiology
mechanisms involved in anaphylaxis ... #anaphylaxis #Endotypes