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  1. Article

    Open Access

    Misleading localization by 18F-fluorocholine PET/CT in familial hypocalciuric hypercalcemia type-3: a case report

    Familial hypocalciuric hypercalcemia (FHH) is a heterogeneous autosomal-dominant disorder of calcium hemostasis that may be difficult to distinguish clinically from mild primary hyperparathyroidism. Loss-of-fu...

    Noha N Mukhtar, Mohei El-Din M Abouzied, Mohammed H Alqahtani in BMC Endocrine Disorders (2021)

  2. Article

    Open Access

    Vitamin-D2 treatment-associated decrease in 25(OH)D3 level is a reciprocal phenomenon: a randomized controlled trial

    Vitamin-D2 (D2) treatment has been associated with a decrease in 25-hydroxy (25(OH)) vitamin-D3 (D3) level, suggesting that D3 treatment would be preferred to raise total 25(OH) vitamin-D (D) level. We postula...

    Muhammad M. Hammami, Kafa Abuhdeeb, Safa Hammami, Ahmed Yusuf in BMC Endocrine Disorders (2019)

  3. Article

    Open Access

    Differential effects of vitamin D2 and D3 supplements on 25-hydroxyvitamin D level are dose, sex, and time dependent: a randomized controlled trial

    Vitamin D (D) supplements are indispensable for its world-wide deficiency. Controversy continues on ergocalciferol (D2) and cholecalciferol (D3) relative potency as well as on dosing-schedule and sex role in r...

    Muhammad M. Hammami, Ahmed Yusuf in BMC Endocrine Disorders (2017)

  4. Article

    Open Access

    Acute severe hypothyroidism is not associated with hyponatremia even with increased water intake: a prospective study in thyroid cancer patients

    Hypothyroidism, commonly induced in preparation for radioiodine treatment of differentiated thyroid cancer, is a text-book cause for hyponatremia. Nausea, stress, and increased fluid intake associated with the...

    Muhammad M Hammami, Fahad Almogbel, Sumaya Hammami, Jaber Faifi in BMC Endocrine Disorders (2013)