case_images: PMC7991282_01
case_images: Timeline according to CARE criteria. aHTN, arterial hypertension; DMII, diabetes mellitus type 2; MRGN, multiresistant gram-negative; BGA, blood gas analysis.
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case_images: PMC7991282_01_cnd-0011-0069-g01.jpg
case_images: F1
case_images: For an overview of the patient history, please see the timeline according to CARE criteria (Fig. 1).
case_images: a ECG of the patient on admission, showing a broadened QRS complex and elevated T waves. b ECG of the patient after i.v. calcium gluconate, showing a sinus rhythm.
case_images: cnd-0011-0069-g02.jpg
case_images: PMC7991282_01_cnd-0011-0069-g02.jpg
case_images: F2
case_images: The venous blood gas analysis showed an elevated blood glucose of 32.8 mmol/L (591 mg/dL) and an extreme serum potassium of 10.2 mmol/L (Table 1), and the ECG a flattened P wave with lengthening of the PR interval and a broadened QRS complex starting to merge with the T waves (Fig. 2a). The ECG went promptly into a sinus rhythm within 20 min (Fig. 2b).
case_images: Evolution of hyperkalemia over time and medication administered.
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case_images: PMC7991282_01_cnd-0011-0069-g03.jpg
case_images: F3
case_images: Serum potassium decreased from 10.2 to 4.6 mmol/L within 18 h of admittance (Fig. 3).