|
LOW |
HIGH |
| HEMATOLOGY: |
|
|
| Absolute Neutrophil Count |
<0.5 K/ul |
|
| Blood Hematocrit |
<24% |
>60% Adult
>70% Infant |
| Blood Hemoglobin |
<8gm/dl |
>20 gm/dl |
| CSF WBC |
|
> 5 |
| PTT (except post load level) |
|
> 100 |
| Platelet Count |
<50,000/mm3 |
> 1 million |
| PT |
|
INR >5 |
| WBC |
<1500/mm3 |
> 30,000/mm3 |
|
|
|
|
LOW |
HIGH |
| CHEMISTRY: |
|
|
| Bicarbonate |
<10mEq/L |
>40mEq/L |
| Bilirubin (Total) |
|
>3 mg/dl (cord blood)
>12 mg/dl (newborn) |
| BNP |
|
>1300pg/ml |
Glucose (Newborn)
Glucose (Adult) |
<40 mg/dl
<50 mg/dl |
>100 mg/dl
>400 mg/dl |
| Calcium |
< 6.0 mg/dl |
>14 mg/dl |
| Magnesium |
<1.2 mg/dl |
>6.0 mg/dl |
| PCO2 |
<20 mm Hg |
>70 mm Hg |
| PH (Adult) |
<7.30 |
>7.60 |
| PO2 |
< 50 mm Hg |
|
| Phosphorus |
<1.0 mg/dl |
|
Potassium (PreOP)
Potassium (Routine) |
<3.5 mEq/L
<3.0 mEq/1 |
>6.0 mEq/L |
| Sodium |
<120 mEq/L |
>160 mEq/L |
| T4 |
<4 ng/dl |
>14 ng/dl |
| T3U |
<20% |
>50% |
| Troponin |
|
>0.40 mg/ml |
|
|
|
URINALYSIS:
Ketones in a newborn
Positive glucose on dipstick or clinitest on a newborn
Positive Bilirubin on dipstick, confirmed by Ictototest
WBC, RBC, Waxy casts
Abnormal (pathological) crystals such as cystine, leucine etc.
|
LOW
|
HIGH |
| TOXICOLOGY |
|
|
| Acetaminophen (Tylenol) |
|
>25 mcg/ml |
| Carbamezepine |
|
>12 mcg/ml |
| Cortisol |
<2.0 mcg/dl |
|
| Digoxin |
|
>2.0 ng/ml |
| Gentamicin |
|
>2mcg/ml (trough)
Peak: dosing interval dependent |
| Lithium |
|
>2.0 mEq/L |
| Phenobarbital |
|
>50 mcg/ml |
| Phenytoin (Dilantin) |
|
>50 mcg/ml |
| Salicylate |
|
>20 mcg/ml |
| Theophylline |
|
>20 mc g/ml |
Valproic Acid |
|
>200 mcg/ml (children)
>110 mcg/ml (adult) |
| Vancomycin |
|
>10 mcg/ml (trough)
>35 mcg/ml (peak) |
BLOOD BANK:
Positive DAT and /or Indirect Coombs
Positive DAT in previously transfused patient
Positive DAT in newborn
Positive Prenatal Antibody Screen
MICROBIOLOGY:
Positive Blood Cultures
Positive CSF Gram Stain
Positive Cryptococcal Antigen
Positive AFB Smear
Yeast on an Abdominal Source
Vancomycin Resistant Enterococci
Methicillin Resistant Staph Aureus