Davis's Lab & Diagnostic Tests
- Laboratory/Diagnostic Procedural Checklist
- Laboratory Critical Findings
- Lactose deficiency
- Lactose Tolerance Test
- Laki-Lorand factor (LLF)
- Lamber-Eaton myasthenic syndrome
- Lamotrigine, drug monitoring, therapeutic
- Laparoscopy, Abdominal
- Laparoscopy, Gynecologic
- Laron dwarfism, growth hormone, stimulation and suppression tests
- LASIK surgery
- Lassa virus
- Latex allergy, allergen-specific immunoglobulin E in
- Lead toxicity, iron studies
- Leakage of fetal blood into maternal circulation, hemoglobin electrophoresis and abnormal hemoglobins
- Left ventricular assist device (LVAD)
- Left ventricular hypertrophy, B-type natriuretic peptide and pro-B-type natriuretic peptide
- Left ventricular pressures, cardiac catheterization
- Legionella
- Leg x-rays
- Leishmaniasis, rheumatoid factor in
- Lens disorders, gonioscopy
- Lens opacities, slit-lamp biomicroscopy of
- Leptospira spp., gram stains
- Leptospirosis, syphilis testing
- Leucovorin rescue
- Leucovorin therapy
- Leukemoid reactions, bone marrow biopsy in
- Leukopenia
- Leukoplakia, colposcopy
- Lidocaine, drug monitoring, therapeutic
- Ligament injury, arthrogram of
- Ligneous conjunctivitis
- Limb girdle muscular dystrophy, aldolase levels in
- Linagliptin
- Lincomycin
- Lipase
- Lipid fractionation
- Lipoid ovarian tumor, progesterone levels in
- Lipoma, magnetic resonance imaging of
- Lipoprotein phenotyping
- Liraglutide
- Listeria
- Lithium, drug monitoring, therapeutic
- Liver and spleen scan
- Liver biopsy
- Liver function test (LFT)
- Localized ischemia, lactic acid levels in
- Löffler syndrome, white blood cell count, blood smear and differential, in
- Long-term anticonvulsant therapy, calcium, blood, total and ionized
- Long-term bipolar disorder, catecholamines, blood and urine
- Long-term total parenteral nutrition, copper (Cu)
- Loop electrosurgical excision procedure (LEEP)
- Loss of blood supply to any muscle, creatine kinase and isoenzymes
- Low birth weight, maternal markers for
- Low-density lipoprotein cholesterol (LDLC)
- Lower endoscopy
- Lower esophageal sphincter (LES) muscles
- Lower gastrointestinal (GI) cancer, immunoglobulin A (IgA)
- Lower GI blood loss scan
- Lower GI series
- Lowe syndrome, amino acid screen, blood and urine, in
- Lumbar puncture with analysis of CSF
- Lung angiography
- Lung biopsy
- Lung Scans (Perfusion and Ventilation Studies)
- Lupoid hepatitis, antinuclear antibody, anti-DNA antibody, anticentromere antibody, antiextractable nuclear antigen antibody, anti-Jo antibody, and antiscleroderma antibody levels in
- Luteinizing Hormone
- Lyme disease, syphilis testing
- Lyme Disease Testing
- Lymphadenoma, bone marrow biopsy in
- Lymphadenopathy, computed tomography (CT)
- Lymphangiography
- Lymphangitis
- Lymphatic disease, ultrasound of
- Lymph involvement of systemic diseases
- Lymph node biopsy
- Lymphoblastic leukemia, bone marrow biopsy in
- Lymphocytic choriomeningitis virus
- Lymphoplasmacytic lymphoma, bone marrow biopsy in