Fluid and Electrolyte

Gen Surgery Questions for NEET SS And AIIMS

Surgery Superspeciality Exam Preparation

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Q1) Which among the following abnormality require treatment in refeeding syndrome
2. Hypoglycemia
3. Hypocalcemia
4. Hypophosphatemia

Ans 1 d

It occur with either enteral or parenteral nutrition, but is more common with the latter. It results in hypophosphataemia, hypocalcaemia and hypomagnesaemia.

Patients at risk include those with alcohol dependency, those suffering severe malnutrition, anorexics and those who have undergone prolonged periods of fasting.

Treatment required for hypokalemia and hypophosphatemia


Q2) A 50 year old male undergoes pancreatectomy for Carcinoma head of pancreas.Intra Op he received 5 units of PRBC. In the post op period on the 2nd day he develops ECG changes. Work up is done for Myocardial Ischemia which is negative. What is the most common  cause of ECG changes here

a) Hyponatremia

b) Hyperkalemia
c) Hypokalemia
d) Hypercalcemia

Ans b

Transfusion of high volume of  PRBC especially stored blood leads to hyperkalemia. In the setting of pancreatectomy in an already anemic patient, if massive blood transfusion is given, chances of hyperkalemia  are there.

The ECG changes of Hyperkalemia are tall T waves, shortened QT interval and ST segment depression

Q3 ) Classical triad of adrenal insufficiency includes...
A. Hyponatremia, hypokalemia, azotemia
B. Hypernatremia, hypokalemia, hypotension
C. Hypernatremia, hyperkalemia, hypotension
D. Hyponatremia, hyperkalemia, azotemia

Ans d

 general malaise, fatigue, weakness, anorexia, weight loss, nausea, vomiting, abdominal pain or diarrhea, which may alternate with constipation, hypotension,

electrolyte abnormalities (hyponatremia, hyperkalemia, metabolic acidosis), hyperpigmentation, autoimmune manifestations 

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