12 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
Gastrointestinal Evaluation ... with anemia, diagnose ... tests Test for celiac ... Non-invasive testing ... #Evaluation #workup
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
- Differential Diagnosis ... bartonella (oroya fever ... #Differential #Diagnosis ... Algorithm #workup #hematology ... #testing
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Differential Diagnosis ... especially in the setting ... tachycardia or fever ... count on initial evaluation ... #CBC #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential Diagnosis ... Artifact (redo CBC ... disorders • Celiac ... malignancy • Iron deficiency ... anemia #Thrombocytosis
Celiac Disease Testing Algorithm
INDICATIONS FOR TESTING:  Nonspecific symptoms (iron-deficiency anemia, failure to thrive, fever, skin
Celiac Disease Testing ... symptoms (iron-deficiency ... anemia, failure ... to thrive, fever ... #Algorithm #diagnosis
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Presentation: • Fever ... , GATA2 deficiency ... , CTLA4 deficiency ... • ↓ WBC • ↓ ... #diagnosis #management
Evaluation of suspected incomplete Kawasaki Disease

1. AHA consensus recommendations
2. Infants ≤6 months old on day ≥7
Evaluation of suspected ... old on day ≥7 of fever ... should undergo lab testing ... ≥450,000/mm3, WBC ... #Diagnosis #Peds
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... smear, HIV/HCV testing ... changes), high MCV anemia ... - Bone marrow evaluation ... #Differential #Diagnosis
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
B12 (Cobalamin) Deficiency ... related to IBD, celiac ... total body stores Evaluation ... • Labs: - CBC ... #diagnosis #management
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Positive Coombs testing ... Blood smear - RBC ... post infectious setting ... Symptoms: High fevers ... #hematology #diagnosis