Recall1 :
A post-operative patient, one day after undergoing an appendectomy, presents with palpitations. Laboratory results show (K⁺ = 6.5 mmol/L), and ECG findings reveal tented T-waves. Which of the following is the most appropriate initial step in management?
A. Intravenous infusion of dextrose with insulin
B. Intravenous infusion of sodium bicarbonate
C. Intravenous calcium gluconate
D. Immediate hemodialysis
Right is : C. Intravenous calcium gluconate
المريض عنده ارتفاع في البوتاسيوم المعدل الطبيعي للبوتاسيوم من 3.5 الى 5.1 وهذا المريض نسبة البوتاسيوم 6.5 يعتبر نسبة مرتفعة جدا ، لذلك لازم نعطيه calcium gluconate
Recall2 :
A 50-year man with diabetes, hypertension and chronic kidney disease, presents to the Nephrology Clinic for follow-up Blood pressure 160/98 mmHg Potassium 6.5 3.5- 5.1 mmol/L
Creatinine 440 44-115 pmol/L the best immediate step in management?
- Intravenous calcium gluconate
- Intravenous NAHCO3
- Insulin with dextrose
C. Dialysis
Right is : A. Intravenous calcium gluconate
Recall 3 :
A 55-year-old man presents in the Emergency Department with nausea, pallor and lethargy. He has no past medical history of note. On examination, he has normal vital signs and unremarkable systemic examination
Sodium 139 134-146 mmol/L Potassium 6.9 3.5-5.1 mmol/L Bicarbonate 14 21-28 mmol/L
Blood urea nitrogen 14 2.8 to 8.9 mmol/L Creatinine 240 44-115 pmol/L
ECG: Showed tall peaked T waves.
Which of the following is the most appropriate initial management?
A. Haemodialysis
B. Nebulized salbutamol
C. Insulin dextrose infusion
D. Intravenous calcium gluconate
Right is : D. Intravenous calcium gluconate