Metabolic complication in CRF include all of the following except
## **Core Concept**
Chronic Renal Failure (CRF), also known as Chronic Kidney Disease (CKD), leads to various metabolic complications due to the kidney's reduced ability to perform its normal functions, such as waste removal, electrolyte balance, and hormone regulation. These complications can affect multiple systems in the body.
## **Why the Correct Answer is Right**
Hypocalcemia and hyperphosphatemia are common electrolyte imbalances seen in CRF. The kidneys play a crucial role in calcium and phosphate metabolism. In CRF, the decreased excretion of phosphate leads to hyperphosphatemia, which in turn can cause hypocalcemia due to the reciprocal relationship between calcium and phosphate levels. Metabolic acidosis is another complication, resulting from the kidneys' inability to adequately excrete hydrogen ions. However, **hypokalemia** is not typically associated with CRF; instead, hyperkalemia is a common finding due to the kidneys' impaired ability to excrete potassium.
## **Why Each Wrong Option is Incorrect**
* **Option A:** Not provided, as the options are labeled A, B, C, D without descriptions.
* **Option B:** Similarly, without descriptions, we cannot directly assess their accuracy.
* **Option C:**
* **Option D:**
Given the context, we can infer that common metabolic complications include hyperkalemia, metabolic acidosis, and disorders of calcium and phosphate metabolism.
## **Clinical Pearl / High-Yield Fact**
A key clinical pearl is that patients with CRF often develop secondary hyperparathyroidism due to chronic hypocalcemia, hyperphosphatemia, and decreased production of 1,25-dihydroxyvitamin D (calcitriol) by the failing kidneys. This can lead to bone disease, including osteitis fibrosa cystica.
## **Correct Answer:** .