South · Vitamin A Deficiency Test

Vitamin A Deficiency Test in Texas

This page explains the vitamin a deficiency test, what it measures, and how to order it. The Vitamin A Deficiency Test checks the level of Vitamin A in your blood to evaluate potential deficiencies.

Sample typeBlood draw at a collection lab

ReferralNo referral required

What this test is

This test measures the amount of Vitamin A, also known as Retinol, in the blood. Vitamin A is crucial for vision, immune function, and skin health. A deficiency can lead to various health issues if left unchecked.

What it measures

Retinol — reflects Vitamin A levels in the blood

What the test involves

The test involves a standard blood draw from a vein in your arm. The sample is then analyzed in a laboratory to determine Vitamin A levels.

Why it is often ordered

Clinicians typically order this test if there are symptoms suggesting a Vitamin A deficiency, such as vision problems or skin issues. It may also be ordered for individuals with conditions affecting nutrient absorption.

Preparation

Preparation may include fasting or avoiding certain foods. Always follow the specific instructions provided by the collection lab.

How results are reported

Results indicate the level of Vitamin A in the blood and whether it falls within the lab's reference range. These ranges can vary between laboratories.

Before you go

Fasting requirements
Sample collection instructions
Turnaround time for results

Cities

Vitamin A Deficiency Test in Texas communities

Choose your city for local context and to request this test.

Dallas5,668,165Vitamin A Deficiency Test Houston5,650,910Vitamin A Deficiency Test San Antonio1,910,785Vitamin A Deficiency Test Austin1,659,251Vitamin A Deficiency Test Fort Worth908,469Vitamin A Deficiency Test McAllen809,002Vitamin A Deficiency Test El Paso794,344Vitamin A Deficiency Test Denton445,814Vitamin A Deficiency Test Arlington392,304Vitamin A Deficiency Test Corpus Christi333,764Vitamin A Deficiency Test The Woodlands292,380Vitamin A Deficiency Test Plano282,181Vitamin A Deficiency Test Lubbock259,946Vitamin A Deficiency Test Laredo256,748Vitamin A Deficiency Test Irving254,184Vitamin A Deficiency Test McKinney248,840Vitamin A Deficiency Test Garland245,075Vitamin A Deficiency Test Killeen238,288Vitamin A Deficiency Test Brownsville235,735Vitamin A Deficiency Test College Station207,514Vitamin A Deficiency Test Amarillo204,357Vitamin A Deficiency Test Grand Prairie195,992Vitamin A Deficiency Test Frisco193,140Vitamin A Deficiency Test Waco187,172Vitamin A Deficiency Test Port Arthur156,988Vitamin A Deficiency Test Pasadena151,964Vitamin A Deficiency Test Mesquite149,848Vitamin A Deficiency Test Harlingen148,545Vitamin A Deficiency Test Tyler143,895Vitamin A Deficiency Test Beaumont137,549Vitamin A Deficiency Test Odessa134,793Vitamin A Deficiency Test Carrollton131,388Vitamin A Deficiency Test Midland130,765Vitamin A Deficiency Test Abilene125,474Vitamin A Deficiency Test Pearland122,609Vitamin A Deficiency Test Texas City122,017Vitamin A Deficiency Test Round Rock117,735Vitamin A Deficiency Test Richardson115,904Vitamin A Deficiency Test Temple115,809Vitamin A Deficiency Test League City111,847Vitamin A Deficiency Test Sugar Land110,272Vitamin A Deficiency Test Lewisville110,077Vitamin A Deficiency Test Allen102,778Vitamin A Deficiency Test Wichita Falls102,563Vitamin A Deficiency Test San Angelo100,330Vitamin A Deficiency Test Edinburg98,759Vitamin A Deficiency Test Longview98,075Vitamin A Deficiency Test Conroe87,930Vitamin A Deficiency Test New Braunfels87,549Vitamin A Deficiency Test Mission85,311Vitamin A Deficiency Test Bryan85,204Vitamin A Deficiency Test Atascocita84,222Vitamin A Deficiency Test Baytown82,543Vitamin A Deficiency Test Texarkana79,304Vitamin A Deficiency Test Pharr78,997Vitamin A Deficiency Test Flower Mound75,050Vitamin A Deficiency Test Cedar Park74,741Vitamin A Deficiency Test Missouri City73,682Vitamin A Deficiency Test Lake Jackson73,478Vitamin A Deficiency Test Mansfield71,375Vitamin A Deficiency Test