Hematology/Oncology Flashcards
Staging with cancer stage I-IV
Stage I- one node or one spot
Stage II- 2 nodes involved, one side of the diaphragm
Stage III- spread to both sides of the diaphragm
Stage IV- mets wide spread
TNM staging
Tumor- size
Node- number of lymph nodes involved
Metastasis
Polycythemia definition
Increased RBC, Hgb, Hct. Hct becomes more viscous.
Sx- easy bruising/bleeding, dizziness, Abd pain, itching skin
Most common bleeding disorder?
Von Willebrand Disease (mainly inherited)
Neutrophil point of action
Bacteria
Lymphocytes point of action
Virus
Monocyte point of action
Debris (CA, necrotic tissue)
Eosinophil point of action
Allergens, parasites (worms, wheezes, and weird diseases)
Basophil point of action
Anaphylaxis, not fully understood
Lymphocytosis indicates?
Viral disease
Normal CD4 count in healthy persons
800-1100
Antiretroviral therapy is recommended to start at what point (CD4 count levels)
500 cells/mm3 (moderate recommendation)
What med is given to HIV pts to prevent PCP pneumocystis?
Bactrim 350mg po q week