RBC

relative

dehydration

hypoproteinemia

splenic contraction (fe/eq)

exercise

fear/pain

EPI leukogram

absolute

polycythemia vera

thrombocytosis

leukocytosis

increased EPO

hypoxia

renal tumor

hyperchromasia

echinocytes

codocytes

eccentrocytes

Heinz bodies

leptocytes

stomatocytes

torocytes

siderocytes

parasites

regenerative

reticulocytosis

polychromasia (eq)

macrocytosis (eq)

basophilic stippling (bo)

Howell Jolly bodies

hemorrhage

external

hypoproteinemia

internal

acute

trauma

lesions

hemangiosarcoma

acanthocytes

schistocytes

chronic

GI lesions, parasites

Fe deficiency

thrombocytosis

NOT thrombocytopenia

hemolysis

intravascular

ghost erythocytes

extravascular

spherocytes

IMHA

agglutination

inflamm leukogram

hemoglobin/bilirubinemia/uria

non-regen

aplasia

pure red cell

± spherocytes

± agglutination

pancytopenia

toxic

infectious

hypoplasia

chronic inflamm dz

mild

normocytic

renal dz

endocrine

nutritional

either

Fe deficiency

microcytosis

keratocytes

schistocytes