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Evaluation of bone mineral density in patients with hemoglobin H disease

Zarei T, Haghpanah S, Parand S, Moravej H, Dabbaghmanesh MH, Omrani GR, Karimi M

Annals of hematology, 2016

21 participants

Abstract

OBJECTIVES: This study was conducted to assess bone mineral density (BMD) and bone mineral content (BMC) of patients with hemoglobin H (HbH) disease.

METHODS: BMD and BMC were measured by dual energy X-ray absorptiometry of the lumbar spines and femur neck in 21 patients with Hb H disease over the age of 10 years. An association of BMD with sex, age, hemoglobin, calcium, phosphorus, and serum ferritin level was also evaluated.

RESULTS: Prevalence of BMD below the expected range for age in the lumbar spine and femur neck region in patients with HbH disease were 33.3 and 14.3 %, respectively. Lumbar BMD was significantly lower in the patients compared to healthy individuals (median (min-max) 0.725 (0.595-0.924) vs. 1.061 (0.645-1.238), P 0.05).

CONCLUSION: Data regarding bone density in HbH disease is limited; osteoporosis as a common complication of β-thalassemia intermedia syndrome should be considered even in HbH which shows its prevalence is less than β-thalassemia intermedia.

How strong is the evidence?

Evidence Hub reads this as a cross-sectional, done in people. Its evidence level is 4 of 5 (Low · observational). Observational designs can show an association but not prove cause. Reported size: 21 participants or records.

How the five levels of evidence work. The level is assigned automatically from the abstract and can be wrong, so check the paper.

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