in uremia all are reversed by dialysis except
**Core Concept**
Uremia is a clinical syndrome associated with **chronic kidney disease**, characterized by the accumulation of waste products, such as **urea**, in the blood. This leads to various systemic complications. **Dialysis** is a treatment that filters and purifies the blood using a machine, effectively replacing some kidney functions.
**Why the Correct Answer is Right**
Since the options are missing, let's discuss the general concept. Dialysis can reverse many complications of uremia by removing waste products, excess fluids, and electrolytes from the blood. However, some effects of uremia are not easily reversible with dialysis, such as certain **hormonal imbalances** or **anatomical changes**.
**Why Each Wrong Option is Incorrect**
**Option A:** Without the specific option, it's challenging to provide a detailed explanation. However, typically, options that are quickly reversed by dialysis, such as **electrolyte imbalances** or **fluid overload**, would be incorrect because dialysis can effectively manage these conditions.
**Option B:** Similarly, this option would be incorrect if it represented a condition readily reversible by dialysis, like **uremic pericarditis**, which often improves with dialysis.
**Option C:** This option might be incorrect if it involved a **metabolic disturbance** that dialysis can correct, such as hyperkalemia or hyperphosphatemia.
**Option D:** Without the specific details, if this option represented a condition not easily reversed by dialysis, such as **uremic neuropathy**, which may take longer to improve or not fully reverse with dialysis, it could potentially be the correct answer.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that while dialysis can reverse many of the acute complications of uremia, such as **fluid overload** and **electrolyte disturbances**, its impact on chronic complications, like **cardiovascular disease** or certain **neuropathies**, may be more limited.
**Correct Answer:** D. Uremic neuropathy