203 results
Milk Hypersensitivity Allergy

This 6-month-old breast-fed infant developed an allergic reaction (a), with widespread urticaria immediately after
Hypersensitivity Allergy ... infant developed an allergic ... with widespread urticaria ... Widespread urticaria ... Hypersensitivity #Allergy
Angioedema - Classification Diagnosis and Treatment
Types of Angioedema:
 • Acute allergic angioedema - Usually occurs with
Angioedema: • Acute allergic ... Usually occurs with urticaria ... exposure • Non-allergic ... usually occurs with urticaria ... or avoiding the allergen
Type I Hypersensitivity: Pathogenesis and clinical findings
Definition: Production of lgE Antibodies that bind to harmless allergens
leading to an allergic ... Sensitization" to Allergen ... Initial exposure to allergen ... pollen & dust) • Urticaria ... (hives) • Allergic
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... peanuts), Hay fever, Urticaria ... , Allergic conjunctivitis ... Hypersensitivity #Allergy ... #Allergic #Reactions
Chronic Spontaneous Urticaria (CSU) on Physical Exam

Blanches with pressure

#Chronic #Spontaneous #Urticaria #CSU #PhysicalExam #clinical #video #allergy
Chronic Spontaneous Urticaria ... #Spontaneous #Urticaria ... clinical #video #allergy
Causes of Urticaria

Immunoglobulin E (IgE) mediated

 - Aeroallergens

 - Contact allergen

 - Food allergens

 - Insect
Causes of Urticaria ... Aeroallergens - Contact allergen ... mediated - Contact allergen ... #Differential #Urticaria
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
Penicillin Allergy ... With Penicillin Allergy ... HSR), EMR lists allergy ... Hypotension, Hives/urticaria ... #Penicillin #Allergy
Ruptured Hepatic Hyatid Cyst on RUQ Ultrasound

52-yo female with hypotension after blunt abdominal trauma from fall
Diffuse urticaria ... No allergy history ... unidentified allergic
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
angioedema (without urticaria ... Testing #Algorithm #allergy
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
Mucosa 80-90%): Urticaria ... diagnosis #criteria #allergy