9 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
Soluble antigen - Allergen-specific ... When the specific allergen ... antigen, leading to complement ... Complement activation ... Diagnosis #Reactions #Table
Complement 1 esterase inhibitor (C1-INH) Deficiency Testing Algorithm
INDICATIONS FOR TESTING:
 • Recurrent angioedema (without urticaria)
 •
Complement 1 esterase ... inhibitor (C1-INH) Deficiency ... Testing Algorithm ... #Testing #Algorithm ... #allergy #diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... antigens, leading to complement ... they activate complement ... reactions #types #allergy ... #table #classification
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Differential Diagnosis Algorithm ... Defects • G6PD deficiency ... • PK deficiency ... perfringens - Complement-Mediated ... Differential #Diagnosis #Algorithm
Complement Deficiency Testing Algorithm
 • Normal CH50 and AH50 AND High suspicion for complement deficiency
 •
Complement Deficiency ... Testing Algorithm ... suspicion for complement ... deficiency • Low ... #Algorithm #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Differential Diagnosis Algorithm ... Acute hemolysis, deficiency ... post-splenectomy, Exercise, Allergic ... Differential #Diagnosis #Algorithm
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... mineralocorticoid deficiency ... differential #diagnosis #table
Anosmia / Smell Dysfunction - Differential Diagnosis Algorithm
Nasal Obstruction/ URTI:
 • Septal Deviation
 • Allergic Rhinitis
Differential Diagnosis Algorithm ... Deviation • Allergic ... • Vitamin B12 Deficiency ... • Zinc Deficiency ... Differential #Diagnosis #Algorithm
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Differential Diagnosis Algorithm ... Periodontal Disease Complement ... Deficiency • ... Differential #Diagnosis #Algorithm