Davis's Lab & Diagnostic Tests
- G6PD
- Galactocele, ultrasound of
- Galactography
- Galactorrhea, prolactin levels in
- Galactorrhea-amenorrhea syndrome, progesterone levels in
- Galectin-3
- Gallbladder
- Gallbladder scan
- Gallbladder surgery, cholangiography, postoperative
- Gallium (Ga-67) imaging
- Gallium Scan
- Gamma globulin fraction
- Gamma-Glutamyltranspeptidase
- Ganglion cyst, arthroscopy of
- Gangrene, cold agglutinin titer
- Gardnerella spp., gram stains
- Ga scan
- GAS pharyngitis testing
- Gastrectomy, glucose tolerance tests
- Gastric and duodenal ulcers, gastrin and gastrin stimulation test
- Gastric emptying quantitation
- Gastric Emptying Scan
- Gastric emptying scintigraphy
- Gastric esophageal reflux, esophageal manometry
- Gastric outlet obstruction, gastric emptying scan
- Gastric production, gastrin and gastrin stimulation test
- Gastric resection, amylase levels in
- Gastric ulcer, gastric emptying scan
- Gastrinomas, gastrin and gastrin stimulation test
- Gastroesophageal Reflux Scan
- Gastrointestinal Blood Loss Scan
- Gastroparesis, gastric emptying scan
- Gastroscopy
- Gated cardiac scan
- G-cell hyperplasia, gastrin and gastrin stimulation test
- GDH antigen testing
- Gemfibrozil
- Gene amplification
- Genetic analbuminemia
- Genetic IgG deficiency, immunoglobulin G (IgG)
- Genital herpes, viral testing for
- Genital warts, viral testing for
- Gentamicin, drug monitoring, therapeutic
- Germ cell tumors, human chorionic gonadotropin
- GER scan
- Gestational age underestimation
- Gestational trophoblastic disease (GTD)
- Giantism, growth hormone, stimulation and suppression tests
- Giardia lamblia infection
- Gigantism (pituitary)
- Gilbert syndrome, bilirubin and bilirubin fractions in
- GI scintigram
- Glandular enlargement, ultrasound of
- Glanzmann thrombasthenia, platelet count and tests of platelet function in
- Gliclazide
- Glimepiride
- Glioblastoma, electroencephalography
- Glipizide
- Glomerular filtration rate (GFR)
- Glucagon
- Glucocorticoid excess, calcium, blood, total and ionized
- Glucose, 1-5 Anhydroglucitol, and Fructosamine
- Glucose-6-Phosphate Dehydrogenase
- Glucose intolerance, triglyceride levels in
- Glucose Tolerance Tests
- Glucuronic acid (hepatic)
- Glutamate dehydrogenase (GDH)
- Glutamic acid decarboxylase antibody
- Glutamyltransferase (GGT)
- Glyburide
- Glycohemoglobin
- Glycosylphosphatidylinositol (GPI)
- GM2 gangliosidosis
- Gonadal dysfunction, luteinizing hormone levels in
- Gonadotropin releasing hormone agonists
- Gonadotropin-secreting pituitary tumors, follicle-stimulating hormone
- Gonioprism
- Gonioscopy
- Graft occlusion, cardiac catheterization
- Gram-negative, aerobic, coccobacilli, gram stain
- Gram-negative organism, gram stain
- Grand mal seizures, blood and urine osmolality in
- Granulomatosis with polyangiitis (GPA), antineutrophil cytoplasmic antibody (P-ANCA, C-ANCA) levels in
- Granulomatous colitis, barium enema in
- Granulomatous liver diseases, alkaline phosphatase and isoenzymes levels in
- Granulomatous thyroiditis
- Gray platelet syndrome, platelet count and tests of platelet function in
- Griseofulvin
- Group B streptococcal infection, in urine or anal/genital cultures
- Growth disorders, bone turnover markers in
- Growth Hormone, Stimulation and Suppression Tests
- Gynecologic laparoscopy
- Gynecomastia, estradiol