LLTOF - Overview: Leukemia and Lymphoma Phenotyping, Technical Only, Varies

Evaluating lymphocytoses of undetermined etiology Identifying B- and T-cell lymphoproliferative disorders involving blood and bone marrow Distinguishing acute lymphoblastic leukemia from acute myeloid leukemia (AML) Immunologic subtyping...

LPCBS - Overview: Lysophosphatidylcholines, LC MS/MS, Blood Spot

Second-tier newborn screen for X-linked adrenoleukodystrophy This test is not intended for metabolic screening of symptomatic patients. This test is supplemental and not intended to replace state mandated newborn screening.

LID - Overview: Lidocaine, Serum

Assessing optimal lidocaine dosing during the acute management of ventricular arrhythmias following myocardial infarction or during cardiac manipulation such as surgery Assessing potential lidocaine toxicity

LKM - Overview: Liver/Kidney Microsome Type 1 Antibodies, Serum

Evaluation of patients with liver disease of unknown etiology Evaluation of patients with suspected autoimmune hepatitis

PBCU - Overview: Lead/Creatinine Ratio, Urine

Detecting clinically significant lead exposure using random urine specimens This test is not a substitute for blood lead screening.

LEM - Overview: Lemon, IgE, Serum

Establishing a diagnosis of an allergy to lemon Defining the allergen responsible for eliciting signs and symptoms Identifying allergens: -Responsible for allergic response and/or anaphylactic episode -To confirm sensitization prior to...

PBUCR - Overview: Lead/Creatinine Ratio, Random, Urine

Detecting clinically significant lead exposure, a toxic heavy metal, using random urine specimens

LALBS - Overview: Lysosomal Acid Lipase, Blood Spot

Evaluation of patients with a clinical presentation suggestive of lysosomal acid lipase deficiency using blood spot specimens This test is not useful to determine carrier status for cholesteryl ester storage disease or Wolman disease.

PBU - Overview: Lead, 24 Hour, Urine

Detecting clinically significant lead exposure in 24-hour specimens This test is not a substitute for blood lead screening.

LDALD - Overview: Lysosomal and Peroxisomal Disorders Newborn Screen, Blood Spot

First-tier newborn screen for the lysosomal disorders: Fabry, Gaucher, Krabbe, mucopolysaccharidosis I (MPS I) and II (MPS II), infantile neurovisceral or chronic visceral acid sphingomyelinase deficiency, and Pompe (glycogen storage...