Angiography - left heart; Left ventriculography Left ventriculography (LVG) has been developed and in use for more than 50 years. 1,2 It is an imaging ...

Catheterization - left heart Left heart catheterization is the passage of a thin flexible tube (catheter) into the left side of the heart. It is done to ...

Blood lead levels Blood lead level is a test that measures the amount of lead in the blood. How the Test is Performed A blood sample is needed. Most of the ...

LD; Lactic (lactate) dehydrogenase isoenzymes The lactate dehydrogenase (LDH) isoenzyme test checks how many of the different types of LDH are in the blood. ...

LD; Lactic (lactate) dehydrogenase isoenzymes The lactate dehydrogenase (LDH) isoenzyme test checks how many of the different types of LDH are in the blood. ...

The latex agglutination test is a laboratory method to check for certain antibodies or antigens in a variety of body fluids including saliva, urine, ...

X-ray - neck; Cervical spine x-ray; Lateral neck x-ray A neck x-ray is an imaging test to look at cervical vertebrae. These are the 7 bones of the spine in ...

Lactate test Lactic acid is mainly produced in muscle cells and red blood cells. It forms when the body breaks down carbohydrates to use for energy when ...

LDH test; Lactic acid dehydrogenase test Lactate dehydrogenase (LDH) is a protein that helps produce energy in the body. An LDH test measures the amount of ...

Fetal scalp blood; Scalp pH testing; Fetal blood testing - scalp; Fetal distress - fetal scalp testing; Labor - fetal scalp testing Fetal scalp pH testing ...

MRI - knee A knee MRI (magnetic resonance imaging) scan uses energy from strong magnets to create pictures of the knee joint and muscles and tissues. An ...

CAT scan - knee; Computed axial tomography scan - knee; Computed tomography scan - knee A computed tomography (CT) scan of the knee is a test that uses ...

Kidney function tests are common lab tests used to evaluate how well the kidneys are working. Such tests include: BUN (Blood urea nitrogen) Creatinine ...

Kleihauer-Betke stain; Flow cytometry - fetal-maternal erythrocyte distribution; Rh incompatibility - erythrocyte distribution The fetal-maternal ...

Renogram; Kidney scan A renal scan is a nuclear medicine exam in which a small amount of radioactive material (radioisotope) is used to measure the function ...

Diabetes - microalbuminuria; Diabetic nephropathy - microalbuminuria; Kidney disease - microalbuminuria; Proteinuria - microalbuminuria This test looks for ...

Renal biopsy; Biopsy - kidney A kidney biopsy is the removal of a small piece of kidney tissue for examination. How the Test is Performed A kidney biopsy ...

Ketones urine test Ketone bodies - urine; Urine ketones; Ketoacidosis - urine ketones test; Diabetic ketoacidosis - urine ketones test A ketone urine test ...

Hypokalemia test; K+ This test measures the amount of potassium in the fluid portion (serum) of the blood. Potassium (K+) helps nerves and muscles ...

X-ray - joint; Arthrography; Arthrogram This test is an x-ray of a knee, shoulder, hip, wrist, ankle, or another joint. How the Test is Performed The test ...