Mean Corpuscular Hemoglobin
MCH
Description
"Mean Corpuscular Hemoglobin" (MCH) test measures the average amount of hemoglobin in each red blood cell to help assess anemia type and severity. It’s commonly included in a complete blood count (CBC) and helps evaluate symptoms like fatigue, weakness, or pale skin. Low MCH suggests iron deficiency, while high levels may indicate B12 or folate deficiency. Doctors use this test to understand red blood cell health and guide care focused on correcting red blood cell oxygen capacity.
Test Category
Blood Cells, Proteins
Procedure
Invasive
Sample Type
Blood – Whole Blood
Units
Picograms
Procedure Category
Blood Draw
Test Group
Hematology Group, Female Health Group, Male Health Group, Blood Count Basic Group
Test Group Description
Blood Count Basic Group: This group includes essential tests for evaluating blood cell counts, providing foundational information for assessing overall blood health, and detecting potential abnormalities. Female Health Group: A comprehensive array of tests provides insights into various aspects of female health and wellness, aiding in the evaluation and management of overall health for females. Male Health Group: A comprehensive array of tests provides insights into various aspects of male health and wellness, aiding in the evaluation and management of overall health for men. Hematology Group: Tests within this group focus on evaluating various aspects of blood health and function. These assessments provide insights into red blood cells, white blood cells, platelets, and other components of the blood.
Optimal Range
For All Individuals:
Conventional Unit: 27.00–32.00 pg
SI Unit: 27.00–32.00 pg
Normal Range
For All Individuals:
Conventional Unit: 26.6–33.0 pg
SI Unit: 26.6–33.0 pg
Results That Differ From The Norm (Direct and Indirect Causes)
Increased levels may indicate:
Alcoholism
Aplastic anemia (bone marrow failure)
Dehydration
Folate deficiency
Hemolytic anemia (Condition where red blood cells are destroyed faster than they're made)
Hypothyroidism (underactive thyroid)
Hepatic failure (Liver dysfunction)
- ...
Key Reasons For Testing
Anemia Diagnosis: Assesses MCH levels to identify anemia types, including iron deficiency and vitamin B12 deficiency.
Iron Deficiency Anemia: Detects low MCH levels indicating insufficient hemoglobin production.
Vitamin B12 Deficiency: Identifies elevated MCH levels in macrocytic anemia.
Thalassemia: Screens for genetic disorders causing microcytic anemia.
Response to Treatment: Monitors effectiveness of anemia therapies like iron or vitamin B12 supplementation.
Health Status Conditions It May Be Used To Assess
Currently, this test is not directly associated with any conditions listed on the Health Status page. However, it may be included as part of a broader set of tests linked to specific health conditions.
Some Prominent Medical Labs That May Offer This Test
Please note that this particular test has not been associated with any of the listed prominent medical labs. We recommend enquiring with your private physician or nearest hospital to determine where this specific test can be performed.
References
Important Note
Any medical procedure yielding results outside the norm may be directly or indirectly linked to the conditions outlined on this page. Various factors, including genetics, medication and supplement usage, recent illnesses, pregnancy, pre-test eating, smoking, and stress, can impact the test's outcome. Additionally, factors like false positives, false negatives, inaccurate analyses, and others can influence results.
Reference ranges, which help healthcare professionals interpret medical tests, may vary depending on age, gender, and other factors. They may also differ between laboratories due to variations in instruments and methods used. Optimal ranges are designed for preventive purposes, aiming to identify trends and potential risks early, while normal ranges reflect conventional laboratory values indicating no current disease or pathology. Your healthcare practitioner may have specific reasons for testing that deviate from the usual or may interpret results differently based on individual circumstances. Proper interpretation typically involves considering clinical findings and other diagnostic tests. Hence, it is crucial to provide your healthcare professionals with a comprehensive medical history, consult with them for result interpretation, and follow their guidance for potential re-testing or additional diagnostics.
Disclaimer
This content is provided solely for informative and educational purposes. It is not intended as a substitute for medical advice or treatment from a personal physician. Regarding the interpretation of their medical test results and/or specific health questions, it is recommended that all readers and viewers consult their physicians or other qualified health professionals. The publisher is not responsible for any adverse health effects that may result from reading or following the information in this educational content. Before beginning any nutrition, supplement, or lifestyle program, all viewers, especially those taking prescription or over-the-counter medications, should consult their physician or health care practitioner.
Please note that while prominent lab names are included in this content, we cannot guarantee that these labs offer all the tests mentioned. For confirmation, individuals should contact the labs directly or consult their medical practitioners. The information provided reflects general knowledge at the time of publication and may not include recent updates or emerging research. Readers should verify details with qualified professionals to ensure the most up-to-date and accurate guidance.
[1] Chernecky CC, Berger BJ. Blood indices – blood. In: Chernecky CC, Berger BJ, eds. Laboratory Tests and Diagnostic Procedures. 6th ed. Philadelphia, PA: Elsevier; 2013:217-219.
[2] Elghetany MT, Schexneider KI, Banki K. Erythrocytic disorders. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. St Louis, MO: Elsevier; 2017:32.
[3] Means RT. Approach to the anemias. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:149.
[4] Vajpayee N, Graham SS, Bem S. Basic examination of blood and bone marrow. In: McPherson RA, Pincus MR, eds. Henry's Clinical Diagnosis and Management by Laboratory Methods. 23rd ed. St Louis, MO: Elsevier; 2017:30.
[5] Hoffbrand AV, Moss PAH. Essential Haematology. 7th ed. Hoboken, NJ: Wiley; 2016.
[6] Perkins SL. Examination of blood and bone marrow. In: Greer JP, Arber DA, Glader B, et al, eds. Wintrobe’s Clinical Hematology. 13th ed. Philadelphia, PA: Wolters Kluwer; 2018:6.
[7] Rodak BF, Fritsma GA, Keohane EM. Hematology: Clinical Principles and Applications. 5th ed. St. Louis, MO: Elsevier Saunders; 2016.
[8] Bain BJ. Blood cell morphology and clinical relevance. In: Bain BJ, Bates I, Laffan MA, eds. Dacie and Lewis Practical Haematology. 12th ed. Philadelphia, PA: Elsevier; 2017:4.
[9] Henry JB, McPherson RA, Pincus MR. Henry's Clinical Diagnosis and Management by Laboratory Methods. 22nd ed. Philadelphia, PA: Saunders Elsevier; 2011.
[10] Wickramasinghe SN. Morphology, biology, and biochemistry of red blood cells. In: Hoffbrand AV, Catovsky D, Tuddenham EGD, Green AR, eds. Postgraduate Haematology. 6th ed. Hoboken, NJ: Wiley-Blackwell; 2011.
[11] Kaushansky K, Kipps TJ, Lichtman MA, Prchal JT. Williams Hematology. 9th ed. New York, NY: McGraw Hill; 2016.
[12] Sarode R, Goldstein J, Lawrence H, et al. Pathophysiology of red blood cells. Semin Hematol. 2007;44(2):125-135.
[13] Johnson AR, Spinowitz B. Red blood cell disorders: pathogenesis and clinical management. In: Abeloff MD, Armitage JO, Niederhuber JE, et al, eds. Clinical Oncology. 4th ed. Philadelphia, PA: Elsevier; 2008:22.