9 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Gravis, Graves' Disease ... • Ex: Systemic Lupus ... #Allergic #Reactions
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... during hemolytic disease ... , and systemic lupus ... Pathophysiology #Allergy
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... • Type-I Interferonopathies ... #Rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
febrile neutrophilic dermatosis ... with systemic disease ... such as certain types ... CANDLE syndrome - Allergic ... ’s syndrome - Lupus
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Diagnosis? ... dyshidrotic, atopic, or allergic ... eczematous dermatitis ... University Infectious Diseases ... #clinical #photo
Headache Etiologies and Associated Spectrum of Severity of Disease by System
Critical, Emergent and Non-Emergent Causes
CNS, neurologic,
of Severity of Disease ... by System Critical ... Musculoskeletal Allergy ... headache #causes #differential ... #diagnosis #neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... in case of PCN allergy ... Blastomyces - Dermatitidis ... Lung Abscess Differential ... Abscess #pulmonary #differential
Hypereosinophilia Syndrome (HES) - Diagnosis and Management
Definition: An absolute eosinophil count (AEC) greater than 1500 and
Syndrome (HES) - Diagnosis ... than 1500 and clinical ... Secondary Causes: - Allergic ... disorders HES Types ... #hematology #differential
Bradykinin-mediated Angioedema
Clinical features: Submucosal oedema (face, extremity, genitalia), Laryngeal dyspnea (25% of deaths), Recurrent attacks of
abdominal pain Types ... MGUS), autoimmune disease ... (lupus) • Iatrogenic ... mediated #Angioedema #allergy ... #immunology #diagnosis