Parenteral nutrition causes all the complications EXCEPT
**Core Concept**
Parenteral nutrition refers to the delivery of essential nutrients through intravenous (IV) administration, bypassing the gastrointestinal tract. This method is used when the gut is not functioning properly or cannot be used. **Parenteral nutrition** involves the use of **glucose**, **amino acids**, **lipids**, and other nutrients.
**Why the Correct Answer is Right**
Since the correct answer is not explicitly stated, let's discuss a common exception: **Hypersensitivity reactions** are less common with certain components, but one notable exception in complications is often related to the specific formulation or method of administration.
**Why Each Wrong Option is Incorrect**
**Option A:** Could be incorrect due to potential **metabolic complications**.
**Option B:** Might be wrong because of **mechanical complications**.
**Option C:** Could be incorrect due to **infectious complications**.
**Option D:** Might be the correct answer if it represents an option that is less commonly associated with parenteral nutrition, but without the specific answer, it's hard to determine.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that **central venous catheters** are often used for parenteral nutrition due to the high osmolarity of the solutions, which can cause **phlebitis** in peripheral veins.
**Correct Answer:** D. None of the above options are provided to give a specific correct answer.