Davis's Lab & Diagnostic Tests
- Vaccinia, syphilis testing
- Vagina, colposcopy of
- Vaginal bleeding, hysterosalpingography
- Vaginal disorders
- Vaginal swab collection, chlamydia testing
- Valproic acid, drug monitoring, therapeutic
- Valve disorders, echocardiography, transesophageal
- Valvular disease, cardiac catheterization
- Vancomycin, drug monitoring, therapeutic
- Vanillylmandelic acid
- Varicella
- Varicose veins, ultrasound, venous Doppler, extremity studies, for
- Variegate porphyrias, porphyrins, blood and urine, in
- Variola major
- Vascular complications of diabetes, hexosaminidase testing
- Vascular malformations, computed tomography (CT)
- Vascular trauma, plethysmography of
- Vasectomy, antisperm antibody levels in
- Vasectomy reversal, antisperm antibody levels in
- Vegetarian diets, creatinine, urine, and creatinine clearance
- Vein occlusion, magnetic resonance imaging of
- Veins, obstructive disorders, optic nerve disorder
- Vein thrombosis, renogram of
- Vena cava obstruction, magnetic resonance imaging of
- Venography, Lower Extremity Studies
- Venography magnetic resonance imaging
- Venous blood gases (VBGs)
- Venous insufficiency, ultrasound, venous Doppler, extremity studies, for
- Venous trauma, ultrasound, venous Doppler, extremity studies, for
- Ventricular dysfunction, B-type natriuretic peptide and pro-B-type natriuretic peptide
- Ventricular or atrial mural thrombi, echocardiography
- Ventricular septal defects, myocardial perfusion heart scan for
- Ventriculitis, magnetic resonance imaging of
- Vertebral compression, vertebroplasty for
- Vertebroplasty
- Very low birth weight neonates, white blood cell count, blood smear and differential, in
- Very-low-density lipoprotein (VLDL)
- Vesicoureteral reflux, cystourethrography, voiding
- Vessel occlusion, magnetic resonance imaging of
- Vessel stenosis, magnetic resonance imaging of
- VF defect
- Video swallow
- Viral antigens, cryoglobulin
- Viral gastroenteritis, D-xylose tolerance test
- Viral hemorrhagic fevers (VHF)
- Viral load
- Viral pericarditis, pericardial fluid analysis in
- Virilizing adrenal tumors, dehydroepiandrosterone sulfate
- Visceral injury, computed tomography (CT)
- Visceral larva migrans, allergen-specific immunoglobulin E in
- Visual acuity, refraction
- Visual defects, evoked brain potentials
- Visual evoked response (VER), evoked brain potentials
- Visual field defects, evoked brain potentials
- Vitamin B 9
- Vitamin D
- Vitreous traction syndrome
- VMA
- Voiding cystourethrogram (VCUG)
- Voiding cystourethrography (VCU)
- Von Willebrand factor