Wednesday, July 20, 2011

ECG ABNORMALITIES


P WAVE
PR INTERVAL
QRS WAVE
QT INTERVAL
ST SEGMENT
T WAVE
U WAVE
HYPOKALEMIA

prolonged PR


depressed ST
flat or inverted T
prominent U
HYPERKALEMIA
absent P
prolonged PR
wide QRS
prolonged QT
depressed ST
tall T









HYPOCALCEMIA



prolonged QT
lengthened ST


HYPERCALCEMIA



shortened QT











HYPOMAGNESEMIA

prolonged PR

prolonged QT
depressed ST
flat or inverted T

HYPERMAGNESEMIA

prolonged PR
wide QRS












CLASSICAL MI


pathologic Q
(zone of infarction)

elevated ST
(zone of injury)
inverted T
(zone of ischemia)

ANGINA PECTORIS




depressed ST
peaked or flat or inverted T

PERICARDITIS




elevated ST
peaked T

COMMON CHEMOTHERAPY DRUGS

 
DRUG
CLASS
TARGET
ORGAN TOXICITY
OTHER SIDE EFFECTS
INTERVENTIONS
CELL CYCLE SPECIFIC
methotrexate
ANTIMETABOLITE
folic acid, pyrimidine, purine
hepatotoxic
nephrotoxic
photosensitivity
acute tumor lysis syndrome
administer leucovorin to stop cell lysis
administer allopurinol for uric acid from cell lysis
fluorouracil
cardiotoxic
vincristine
VINCA ALKALOID
M phase
neurotoxic
peripheral neuropathy
(esp. foot drop)
hyponatremia
constipation
increase fluid intake
adequate sodium diet
prevent foot drop
paclitaxel
TAXANE
M phase
none
anaphylaxis
skin test
premedicate with steroids, antihistamines, H2 blockers
irinotecan
AND
topotecan
TOPOISOMERASE I INHIBITOR
S phase
none
severe diarrhea
administer loperamide OR atropine for severe diarrhea
etoposide
TOPOISOMERASE II INHIBITOR
none
hypotension
monitor BP closely
NON-CELL CYCLE SPECIFIC
cyclophosphamide
ALKYLATING AGENTS
DNA structure
nephrotoxic
hemorrhagic cystitis
sterility
administer early in the morning
increase oral fluid intake
assess urine for blood
void frequently especially before bed
cisplatin
nephrotoxic
ototoxic
highly emetogenic
peripheral neuropathy
Mg & K imbalances
administer 5-HT3 antagonists for emesis
monitor I/O, creatinine, and BUN
increase oral fluid intake
administer mannitol
doxorubicin
ANTIBIOTICS
cardiotoxic
red-colored urine
HepB reactivation
monitor ECG and echocardiograms
bleomycin
pulmotoxic
anaphylaxis
skin test
assess lung sounds from time to time
tamoxifen
ANTIESTROGEN
estrogen receptors
hepatotoxic
deep vein thrombosis
decreased libido
steatorrhea
monitor liver enzymes
decreased fat intake
asparaginase
OTHERS
amino acid asparagine
pancreatitis
anaphylaxis
skin test
hydroxyurea
DNA and RNA structure
hepatotoxic
nephrotoxic
acute myeloid leukemia
monitor I/O, creatinine, and BUN, liver enzymes

COMMON TUMOR MARKERS
alpha fetoprotein (AFP) - liver cancer

bladder tumor antigen (BTA) - bladder cancer

CA 15-3 - breast cancer

CA 125 - ovarian cancer

calcitonin - thyroid cancer
carcinoembryonic antigen (CEA) - colon cancer

estrogen/progesterone receptors - breast cancer

human chorionic gonadotropin (HCG) - choriocarcinoma

prostate specific antigen - prostate cancer

NORMAL VALUES

LAB / DIAGNOSTIC TEST
NORMAL VALUE
ARTERIAL BLOOD GASES
pH
7.35-7.45
HCO3
22-26 mmol/L
PCO2
35-45 mmHg
PO2
75-100 mmHg
SO2 / O2SAT
96-100%
BLOOD CHEMISTRY
Albumin
3.5-5.0 g/dL
Glucose
80-120 mg/dL
SERUM ELECTROLYTES
K
3.5-5.0 mEq/L
Na
135-145 mEq/L
Ca
8.5-10.5 mg/dL
Mg
1.5-2.0 mEq/L
Cl
100-106 mEq/L
HEMATOLOGY
RBC
M
4.6-6.2 M/cu mm
F
4.2-5.9 M/cu mm
RBC Lifespan
80-120 days
Hematocrit
M
45-52%
F
37-48%
Hemoglobin
M
13-18 g/dL
F
1-16 g/dL
WBC
4,000-10,000/cu mm
Platelet
150,000-300,000/cu mm
COAGULATION TESTS
PT
***warfarin***
10-12 sec
APTT
***heparin***
21-35 sec
Bleeding Time
3-7 min
LIVER FUNCTION TESTS
SGOT / AST
M
15-40 U/L
F
13-35 U/L
SGPT / ALT
M
10-40 U/L
F
7-35 U/L
Total Bilirubin
0.3-1.2 mg/dL
KIDNEY FUNCTION TESTS
Urine Output
30-60 cc/hr
BUN
6-23 mg/Dl
Creatinine
15-25 mg/kg of body weight/day
Uric Acid
M
4.0-9.0 mg/dL
F
3.0-6.5 mg/dL
METABOLIC WASTES
Ammonia
12-55 μmol/L
Lactic Acid
0.6-1.8 mEq/L
Uric Acid
3.0-7.0 mg/dL
LIPID PANEL
Total Cholesterol
< 200 mg/dL
HDL
30-75 mg/dL
LDL
< 130 mg/dL
Triglycerides
40-150 mg/dL
CARDIAC MARKERS
CPK-MB
0-5 ng/mL
Troponin I
0-0.1 ng/mL
HEMODYNAMICS
Mean Arterial Pressure
70-90 mmHg
Pulse Pressure
30-40 mmHg
Cardiac Output
4-8 L/min
Central Venous Pressure
2-6 mmHg
Pulmonary Artery Wedge Pressure
10-15 mmHg
Pulmonary Capillary Wedge Pressure
4-12 mmHg
ELECTROPHYSIOLOGY
SA Node Firing Rate
60-100 bpm
AV Node Firing Rate
40-60 bpm
THERAPEUTIC VALUES
Digoxin
0.5-2.0 μg/L
Lithium
0.6-1.2 mEq/L
Phenytoin
10-20 μg/mL
DISEASE MARKERS
CA 125
***cancer***
< 35 U/mL
AFP
***hepatocarcinoma***
200-400 mg/dL
VMA (Vanillylmandelic Acid)
***pheochromocytoma***
1.4-6.5mg/24hr
Prostate Specific Antigen
***prostate cancer***
<4 ng/mL
ESR
***inflammation***
0-15 mm/hr
C-Reactive Protein (CRP)
***inflammation***
0-4.9 mg/L
Rheumatoid Factor
***rheumatoid arthritis***
0-20 IU/mL
Blood Alcohol Level
<0.03
PEDIATRIC RESPIRATORY FUNCTION
L:S Ratio
2:1
BLOOD LOSS
NSVD
500cc
CS
1000cc
Monthly Menses
¼ cup or 30-50 cc
MUCOSAL PH
Vagina
4.5-5.5
Stomach
< 4.0
OPTOMETRY
IOP
10-21 mmHg
Normal Vision
20/20
Legally Blind
200/20
CEREBROSPINAL FLUID
ICP
4-10 mmHg
CSF Amount
150 mL
CSF Pressure
75-150 mmH2O
PHYSICAL ASSESSMENT
CRT
2-3 sec
Bowel Sounds
5-35 per minute
Rinne Test
AC > BC
Webber Test
BC > AC
# of Permanent Teeth
32
# of Ribs
12 pairs
# of Vertebrae
Cervical
8
Thoracic
12
Lumbar
5
Sacral
5
Coccyx
1
# of Bones
Child
260
Adult
206
# of Muscles
620
REPRODUCTIVE
Ejaculation Volume
3-5 mL
Sperm Count
20-200 M/mL
SPECIFIC DIAGNOSTICS
Tourniquet
<20 petechiae / sq inch
Mantoux
<10mm in 48-72 hrs
Sweat Chloride
<60 mEq/L
LABOR & DELIVERY
Lochia
Rubra
1-3 days
Serosa
4-7 days
Alba
8-10 days
Term Labor
37-42 weeks
Age of Viability
20 weeks
Amniotic Fluid
800-1,200 mL
Cervical Dilation
Latent
0-3 cm
Active
4-7 cm
Transition
8-10 cm
Head Circumference
34-35 cm
Chest Circumference
32-33 cm
Length
46-54 cm
Weight
2.5-3.4 kg
MIXTURES
ORESOL
1L H2O: 1tsp salt : 8 tsp sugar
Benedict’s Test
5mL Benedict’s +
8-10 drops urine
Saline Solution
1 L H2O + 2 tsp salt
Paraffin Wax
7:1 (wax : mineral oil)
PREGNANCY WEIGHT GAIN
1st Trimester
1 lb/mo
2nd Trimester
1 lb/wk
3rd Trimester
1 lb/wk
STAFFING
AM Shift
45%
PM Shift
37%
Night Shift
18%
RESEARCH
Null Hypothesis Alpha
0.05





SPECIMEN
AMOUNT TO COLLECT
Sputum
15-30 mL
Semen
3-5 mL
Stool
Formed
1 inch
Liquid
15 mL
Urine
Clean
15-30 mL
Sterile
5 mL
Centesis
3-5 mL


AGE GROUP
NORMAL RANGE
PULSE RATE
Newborn
100-170 bpm
1 yr
80-170 bpm
3 yr
80-130 bpm
6 yr
75-120 bpm
Adult
60-100 bpm
RESPIRATORY RATE
Newborn
30-50 bpm
1 yr
20-40 bpm
3 yr
20-30 bpm
6 yr
16-22 bpm
Adult
12-20 bpm
BLOOD PRESSURE
Newborn
65-95/30-60
1 yr
65-115/40-80
3 yr
75-120/45-85
6 yr
85-115/50-65
Adult
90-120/60-80


SOURCES: 
Davis' Comprehensive Handbook of Laboratory and Diagnostic Tests
Maternal and Child Health Nursing by A. Pilliteri
Mosby's PDQ for Nursing
and other various source...