15 results
Type IV Hypersensitivity: Pathogenesis and clinical findings
Definition: Unique because it is entirely T-Cell mediated; exposure to
mediated; exposure to allergen ... causes development ... of allergen-specific ... Allergic reaction ... Stevens-Johnson Syndrome • Contact
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
significantly, it causes ... the RBCs to clump ... echogenic as in this case ... for underlying cause ... #Spontaneous #Contrast
Causes of Urticaria

Immunoglobulin E (IgE) mediated

 - Aeroallergens

 - Contact allergen

 - Food allergens

 - Insect
Causes of Urticaria ... Aeroallergens - Contact ... allergen - Food ... mediated - Contact ... allergen - Elevation
Assessment of the Child with Eczema
Distribution of atopic eczema - The distribution of eczema tends to
Causes of exacerbation ... Ingestion of an allergen ... e.g. egg - Contact ... an irritant or allergen ... - What causes exacerbation
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Guidelines for Crises ... maintained fever CAUSES ... transfusion • Allergic ... • Radiologic contrast ... #Differential #Causes
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Mechanism of Action: Allergen-specific ... lgE causes mast-cell ... ) - Examples: Contact ... reactions #types #allergy
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
Contact Dermatitis ... confined to area of contact ... anyone - Allergic ... Diagnosis #Algorithm #causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... antibiotics and avoid allergic ... Inflammatory Causes ... Drug reaction • Contact ... Neoplastic Causes
Internal Jugular Vein Rouleaux Flow on POCUS - Longitudinal View

Amazing video of a dilated IJV showing
significantly, it causes ... the RBCs to clump ... echogenic as in this case ... for underlying cause ... #Spontaneous #Contrast
Top Ten Contact Allergens (North American Contact Dermatitis Group) and Other Common Contact Allergens

#Contact #Allergens #Top
Top Ten Contact ... North American Contact ... Allergens #Contact ... #Differential #Causes ... #Diagnosis #Allergy