47 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Target: Allergen ... fever, Urticaria, Allergic ... Stevens-Johnson Syndrome ... #Allergic #Reactions ... Classification #Diagnosis
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
- Differential Diagnosis ... hypereosinophilic syndrome ... histiocytosis • Allergic ... #Differential #Diagnosis ... #Algorithm #allergy
Acute Pharyngitis: Differential Diagnosis
Infectious:
 • Respiratory viruses (25-45%)
 • Group A Strep (5-15%)
 • Other bacteria:
: Differential Diagnosis ... Acute Retroviral Syndrome ... Diffuse viral syndromes ... Noninfectious: • Allergic ... #Differential #Diagnosis
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
- Differential Diagnosis ... • SVC syndrome ... Non-pitting) • Allergic ... #differential #diagnosis ... Lower #Extremity #PhysicalExam
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... Helminthic: Loffler syndrome ... coccidioidomycosis), Allergic ... Hypereosinophilic syndrome ... #Differential #Diagnosis
Chronic Diarrhea - Differential Diagnosis Algorithm
Steatorrhea
 - Maldigestive
    • Pancreatic Insufficiency
 - Primary
- Differential Diagnosis ... Irritable Bowel Syndrome ... Irritable Bowel Syndrome ... (diagnosis of exclusion ... albumin, ESR, endoscopy
Alpha-gal Syndrome (AGS) - Diagnosis Algorithm
Does patient have recurrent episodes of urticaria, angioedema or isolated GI
Alpha-gal Syndrome ... (AGS) - Diagnosis ... diet #AlphaGal #Syndrome ... #AGS #Diagnosis ... #Algorithm #allergy
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
arrest, Kounis syndrome ... signs #symptoms #diagnosis ... #criteria #allergy
Differential Diagnosis of Wheezing
 • Extrathoracic (wheezing Is typically inspiratory): Anaphylaxis, Vocal cord pathology, Laryngeal stenosis,
Differential Diagnosis ... Churg-Strauss syndrome ... , Allergic bronchopulmonary ... #Differential #Diagnosis
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Irritable Bowel Syndrome ... (IBS) - Diagnosis ... IBS is NOT a diagnosis ... • Food allergy/ ... Irritable #Bowel #Syndrome