anemia
7 articles in this field-note collection.
Haptoglobin blood test: low and high levels explained
Haptoglobin mops up hemoglobin from broken red cells. What's normal, why it runs low or high, how to read it with LDH and bilirubin, and when to worry.
Red blood cell count: normal range, low and high causes
Your RBC count is how many red cells are in your blood. Here is what is normal, what low or high usually means, and how to read it with MCV.
Reticulocyte count: normal range, high and low causes
Reticulocytes are your newest red blood cells. Here's a normal count, what high and low results mean, how to read it with MCV and ferritin, and when to act.
Soluble transferrin receptor test: ranges and causes
sTfR rises when your red-cell factory runs short of iron or speeds up. Normal ranges by lab method, what high and low mean, and how to read it with ferritin.
MCV blood test: normal range, low and high causes
MCV is the average size of your red blood cells. Here's what's normal, what a low or high MCV usually means, and how to read it with RDW and B12.
Hemoglobin and hematocrit: normal ranges and what they mean
Hemoglobin carries oxygen; hematocrit is the share of your blood that's red cells. Here's what's normal, what low or high usually means, and what's urgent.
RDW blood test: normal range, high causes, next steps
RDW measures how much your red blood cells vary in size. Here's what's normal, what a high RDW usually means, and how to read it with MCV and ferritin.