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6th Floor, Clinic Bldg.
2799 West Grand Blvd.
Detroit, MI 48201
(313) 916-2964

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result reporting



 

HFH and HFMG Critical Value Notification List: May 2006

 

IMMEDIATE Reporting IPD, ER & OPD*

NEXT MORNING** Reporting for OPD ONLY

ANALYTE

Value LESS than.

Value GREATER than.

Value LESS than

Value GREATER than

Acetaminophen

 

30 mcg/ml

   

Bicarbonate

10 mEq/L

40 mEq/L

   

Total Bilirubin
(neonates only for HFH/HFMG)

 

>   7 mg/dL IF Age <= 24 hrs.
> 13 mg/dL IF Age > 24 but <= 48 hrs.
> 18 mg/dL IF Age > 48 but <= 72 hrs
.

   

Blood Gases

Values are routinely Called to Responsible Caregiver
(Otherwise call either Venous or Arterial pH < 7.2 or > 7.6;
or Arterial pO2 < 60)


   

Blood Urea Nitrogen ***

 

100 mg/dl (IPD & ER ONLY)

 

100 mg/dl***

Calcium

7.0 mg/dL****

12.9 mg/dl

   

Carbamazipine

 

12 mcg/mL

   

Cyclosporine A

 

399 ng/mL

   

Digoxin

 
2.5 ng/ml
   

FK506 (Tacrolimus)

 
19.9 ng/mL
   

Glucose

40 mg/dl

400 mg/dl

   

Hemoglobin

5.0 g/dl

20.0 g/dl

   

INR (International Normalized Ratio)

 

> 5.0 (IPD only ); > 9.9 (OPD only)

 

> 5.0 but <= 9.9

Lactate  
>3.9 mmol/L
   

Lidocaine

 

5.0 mcg/ml

   

Lipase

 

>120*** (HFH) (first only)
570*** (FRL, STH, BLM) (first only)

   

Lithium

 

2.0 mEq/L (IPD & ER ONLY)

 

2.0 mEq/L

Magnesium

1.0 mg/dl

4.0 mg/dl (IPD & ER ONLY)

 

4.0 mg/dl

Neutrophils, Total ****

0.5 K/mm3 (IPD ONLY)

 

0.5 K/mm3 ****

 

Phenobarbital

 

45 mcg/ml (IPD & ER ONLY)

 

45 mcg/ml

Phenytoin

 
25 mcg/mL
   
Phosphorus (PO4)

1.2 mg/dl

     

Platelet Count

30 K/mm3

1000 K/mm3

   

Potassium

2.5 mEq/L

6.0 mEq/L

   

PT (SEE INR)

       

PTT

 

147 sec (IPD & ER ONLY)

   

Salicylate

 

30 mg/dl (IPD & ER ONLY)

 

30 mg/dl

Sodium

124 mEq/L

154 mEq/L

   

Theophylline

 

25 mcg/ml

 

 

Troponin I (first abnormal only)

 

>= 0.20 ng/mL (HFH / Main Campus)
>= 0.10 ng/mL (FRL, BLM, STH Labs)

   
Valproic Acid  
150 mcg/mL
   

White Blood Cell Count ***

see Neutrophils above

35 K/mm3 (IPD & ER ONLY)

 

35 K/mm3 ***

Blood Culture

Initial positive finding

 

CSF Culture

Initial positive finding (includes...)
Bacterial
Fungal
India Ink
Gram Stain
Antigen - Cryptococcus
HSV PCR

 

N. gonorrhea Culture or PCR (newborns only)

Initial positive finding

 

C. trachnomatis Culture or PCR
(newborns only)

Initial positive finding

 

Acid Fast Smear or Culture

Initial positive finding

 

Primary Stool Pathogens

Initial positive finding

 

Malaria Smear

Initial positive finding

 

*If "(IPD ONLY)", then only IPD samples with values in this range will be called immediately.
**: OPD Patients with analyte values in this range will be reported the next morning ( 8 am; 7 days/week) if value initially detected after 5 pm on the preceding day.
***: All NEW critical WBC and BUN elevations will be called back (IPD/ER immediately; OPD the next morning beginning at 8 am). In the OPD setting, IF the
current BUN or WBC is the latest of a continuous string of critical values (and one has already been previously called back) AND it has not more than doubled
from the most recent previous value, THEN the current critical value will NOT be called back.
In the IPD setting, IF the current BUN or WBC is the latest of a continuous string of critical values (and one has already been previously called back
within the last 24 hours), THEN the current critical value will NOT be called back.
****: All NEW neutropenias and hypocalcemias will be called back (Hypocalcemias: immediately; Neuropenias: IPD/ER immediately; OPD the next morning
beginning at 8 in BOTH the IPD and OPD setting, IF the current neutropenic or hypocalcemic value is the latest of a continuous string of such values
(each < 24 hours apart from the next, with the first having been called), THEN the current neutropenic or hypocalcemic value will NOT be called back).
   

Last Modified: Wednesday, July 12, 2023 3:05 PM
 
 

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