8 results
Hypersensitivity: Summary
Type I Hypersensitivity:
 • Immunological Mediator: lgE
 • Immunological Target: Allergen Molecules
 • Ex: Antibiotic
Immunological Mediator: lgE ... thrombocytopenia, Autoimmune Hemolytic ... anemia, Penicillin-induced ... Stevens-Johnson Syndrome ... #Diagnosis #Definitions
Types of hypersensitivity reactions

Type I - lgE-Mediated, Within I Hour (Anaphylaxis)
Type II - IgG or IgM
I - lgE-Mediated ... Hours to Days (Hemolytic ... Anemia) Type ... Classification #Allergy ... #Diagnosis
Penicillin Allergy Pathway for Antibiotic Prescription in Patients With Penicillin Allergy
Mild Reaction - Itching, Minor rash
I (lgE-Mediated ... Stevens-Johnson syndrome ... systemic symptoms syndrome ... , Hemolytic anemia ... #Prescription #algorithm
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
hematology for workup ... blood loss, Acute hemolysis ... , deficiency anemia ... Kawasaki, Nephrotic syndrome ... post-splenectomy, Exercise, Allergic
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
Algorithm for the ... Hemorrhage or hemolysis ... of vitamin B12 are ... #Diagnosis #Macrocytosis ... #Workup #AAFP
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... • Mean age at Dx ... 70-75 years of age ... Workup: • Complete ... #diagnosis #hematology
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Shock, Severe Anemia ... Ischemia, Compartment Syndrome ... Beta-Agonists, ↑ work ... • Presents as AG ... in Short Bowel Syndrome
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
leukocytosis, in vitro hemolysis ... ), sickle cell anemia ... Pseudohypoaldosteronism type ... antiphospholipid syndrome ... #Differential #Diagnosis