61 results
Hypersensitivity Types and Their Mechanisms
Type I - lgE - Soluble antigen
 - Allergen-specific lgE antibodies bind
lgE antibodies bind ... When the specific allergen ... - Red blood cell ... with mismatched blood ... #Diagnosis #Reactions
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
• Peripheral blood ... for secondary causes ... are asthma, allergy ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
Causes of Diffuse ... - Differential Diagnosis ... • Acne • Allergy ... #Algorithm #Causes ... #Hematology #Oncology
Causes of B12 deficiency. 

This great diagram shows normal absorption and outlines most possible causes. At
Causes of B12 deficiency ... releasing Cbl to bind ... transported into the blood ... transcobalamin (TC) bind ... #Diagnosis #Pathophysiology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
- Differential Diagnosis ... the total white blood ... released during an allergic ... #Differential #Diagnosis ... #causes #hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
- Differential Diagnosis ... Reactive: • Anemia/blood ... #Differential #Diagnosis ... #causes #Platelets ... #hematology
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
Causes of Leukocytosis ... - Differential Diagnosis ... hypereosinophilia > 1500): Allergic ... #Differential #Diagnosis ... #causes #hematology
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Differential Diagnosis ... Cardiovascular Causes ... Water - Pus - Blood ... Transverse myelitis • Hematology ... #differential #diagnosis
Hypersensitivity: Definitions
 • Type I - Production of lgE Abs that bind to harmless allergens and
of lgE Abs that bind ... leading to an allergic ... cell surfaces causes ... causes development ... Classification #Diagnosis
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
- Differential Diagnosis ... dilated superficial blood ... Vasculitis #SkinRash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes