16 results
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
bilirubin LDH Peripheral ... smear Haptoglobin ... Laboratory #Testing #workup ... #diagnosis #hematology ... #hemolysis
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
- Differential ... Diagnosis Algorithm ... Reticulocytes • Abnormal peripheral ... smear Immune-mediated ... Matthew Ho, MD PhD
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
/uL Initial Workup ... BMP, uric acid, peripheral ... smear, reticulocyte ... ↑ Destruction (hemolysis ... Matthew Ho, MD PhD
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
Peripheral blood ... and laboratory diagnosis ... smear changes are ... Hematology #Pathology #Smear ... #Microscopy
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
- Differential ... Diagnosis Algorithm ... Hereditary: • Peripheral ... blood smear + DAT ... #Anemia #Differential
Streptobacillus moniliformis on peripheral smear and culture microscopy
 - blood culture; patient w/ outdoor exposure
 -
moniliformis on peripheral ... smear and culture ... culture; patient ... Rich Davis, PhD, ... moniliformis #blood #smear
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Diagnosis Algorithm ... Peripheral Smear ... hematology for workup ... blood loss, Acute hemolysis ... Matthew Ho, MD PhD
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Dehydrogenase ↑ - Peripheral ... Blood Smear ↑ abnormal ... #Differential #
Tuberculosis Testing

LATENT TB
• LTBI is diagnosed when an asymptomatic patient has a positive TST or IGRA
ACTIVE TB AFB smear ... microscopy • Testing ... Mycobacterial culture ... of a NAAT on a smear-positive ... #Workup #TB #Latent
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity is the diagnostic ... the range of Peripheral ... blood smear - Shows ... WBC count and differential ... #Workup #Hematology