Davis's Lab & Diagnostic Tests
- E2
- Eaton-Lambert syndrome, electromyography
- Ebola virus
- ECG
- Echinococcus infection, allergen-specific immunoglobulin E in
- Echo
- Echocardiography, Transesophageal
- Echovirus
- Ectopic ACTH production, cortisol studies: blood, saliva, urine
- Ectopic GH secretion, growth hormone, stimulation and suppression tests
- Ectopic HCG-producing tumors, human chorionic gonadotropin
- Ectopic prolactin-secreting tumors, prolactin levels in
- Ectropion, slit-lamp biomicroscopy of
- Edoxaban
- Edrophonium chloride test
- EEG
- Effusion, bone x-rays in
- EGD
- Einthoven triangle
- Ejaculatory system obstruction, semen analysis
- EKG
- Elderly, erythrocyte sedimentation rate
- Electrodiagnostic study
- Electroencephalography
- Electrolyte disturbance, carbon dioxide
- Electrolyte imbalances, electrocardiogram
- Electromagnetic mechanical clot detection, fibrinogen
- Electromyography, Pelvic Floor Sphincter
- Electromyoneurography
- Electroneurography
- Elevated blood glucose, erythrocyte sedimentation rate
- Empagliflozin
- Empty sella
- Endocardium
- Endocrine, estradiol
- Endogenous vitamin D intoxication
- Endometrial biopsy
- Endometriosis, laparoscopy of
- Endoscopic biopsy
- Endoscopic fetal surgery
- Endoscopy, Sinus
- Enlarged fallopian tubes, laparoscopy of
- Enlarged prostate, cystometry
- Entamoeba histolytica infection
- Enteritis, fecal fat
- Enterobacter spp., gram stains
- Enterobiasis
- Enterobius vermicularis (pinworm) infection
- Enterococcus spp., gram stains
- Enteroviruses, viral testing for
- Entropion, slit-lamp biomicroscopy of
- Enzyme/ofactor deficiency, cholesterol, total and fractions
- Enzyme deficiency, glucos
- Eosinophilic gastroenteritis, D-xylose tolerance test
- Epicardium
- Epidermophyton, culture, fungal
- Epididymal cyst, ultrasound of
- Epididymitis, ultrasound of
- Epilepsy
- Epstein-Barr virus
- Epstein syndrome, platelet count and tests of platelet function in
- EP studies
- Erythema infectiosum, parvovirus B19 testing
- Erythremic erythrocytosis, red blood cell count, indices, morphology, and inclusions in
- Erythrocyte aplasia, parvovirus B19 testing
- Erythrocyte cholinesterase
- Erythrocyte Sedimentation Rate
- Erythrocytosis, hemoglobin and hematocrit
- Erythroleukemia, thalassemias
- Erythropoietic porphyria, hemoglobin electrophoresis and abnormal hemoglobins
- Erythropoietic protoporphyria, porphyrins, blood and urine, in
- Erythropoietin
- Erythropoietin therapy, hemoglobin A 1c
- Escherichia coli, cerebrospinal fluid analysis
- Esophageal acid study
- Esophageal function study
- Esophageal motility issues, barium, swallow in
- Esophageal motility study
- Esophageal obstruction
- Esophageal pathology, computed tomography (CT)
- Esophageal rupture, pleural fluid analysis of
- Esophageal scleroderma, esophageal manometry
- Esophageal strictures, barium swallow in
- Esophageal ulcers, barium swallow in
- Esophagogastroduodenoscopy
- Esophagography
- Esophagoscopy
- Esophagus, perforated
- ESR
- Estimated average glucose (eAG)
- Estimated glomerular filtration rate (eGFR)
- Estradiol
- Estriol
- Estrogen-producing tumors, estradiol
- Estrogen receptor assay
- Estrone
- Etexilate
- Ethanol, drug screen for
- Ethosuximide, drug monitoring, therapeutic
- Ethylene glycol poisoning, oxalate, urine, in
- Evaluation, arterial blood gas scenarios
- Event recorder
- Event-related potential (ERP)
- Everolimus, drug monitoring, therapeutic
- Excessive administration of insulin
- Excessive dietary intake, folic acid
- Excessive infusion of normal saline, chloride, blood
- Excessive iron therapy, iron studies
- Excessive sweating, chloride, blood
- Excision biopsy
- Excretory urography (EUG)
- Exemestane
- Exenatide
- Exfoliative dermatitis, folic acid
- Exogenous steroid therapy, ACTH levels in
- Exogenous vitamin D intoxication
- Extensive metabolizer (EM)
- External ear obstruction, hearing loss due to
- External respiration
- Extracellular volume expansion, phosphorus, blood and urine, in
- Extragonadal tumors, testosterone, total and free, in
- Extraluminal extension of primary cancer, computed tomography (CT)
- Extrarenal sodium loss with adequate hydration, sodium, blood and sodium, urine, in
- Extrauterine pregnancy, hysterosalpingography
- Extrinsic allergic alveolitis