case_images: PMC9195064_01
case_images: Calcium levels during the first hospitalization of 7 days.
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case_images: Calcium was checked every 6-8 h on the first day, and his calcium levels improved gradually, and he was discharged on oral calcium 5000 mg four times daily and calcitriol 0.5 mcg twice a day on the seventh day of hospitalization (Fig. 1).
case_images: Calcium levels during the second hospitalization of 9 days.
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case_images: On oral calcium supplementation, his calcium level remained stable for more than 24 h (Fig. 2).
case_images: Calcium levels during the third hospitalization of 21 days.
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case_images: His calcium level improved very gradually (Fig. 3).
case_images: Calcium levels at Clinical Decision Unit (CDU) of 21 days after discharge from the third hospitalization.
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case_images: PMC9195064_01_jchimp-12-02-060f4.jpg
case_images: f4-jchimp-12-02-060
case_images: He received 6 g of IV calcium gluconate daily at CDU for the next 21 days, and his calcium levels gradually improved (Fig. 4).