The client presents with dull, achy flank pain, and a palpable mass in the costovertebral angle.
Based on these symptoms, the nurse suspects which of the following conditions?

Choice A rationale

The oliguric phase of acute tubular necrosis is characterized by fluid excess and electrolyte imbalance.

Choice B rationale

Fever and diminishing cognition are not typically characteristics of the oliguric phase of acute tubular necrosis.

Choice C rationale

Magnesium and phosphorous loss in the urine is not typically a characteristic of the oliguric phase of acute tubular necrosis.

Choice D rationale

Sodium retention and potassium loss in the urine are not typically characteristics of the oliguric phase of acute tubular necrosis.

Choice A rationale

Celiac disease is an autoimmune disorder that primarily affects the small intestine. It is triggered by the consumption of gluten, a protein found in wheat, barley, and rye. It does not typically cause multiple painless whitish nodules in the mouth.

Choice B rationale

Periodontitis is a severe gum infection that damages the soft tissue and destroys the bone that supports your teeth. It does not typically cause multiple painless whitish nodules in the mouth.

Choice C rationale

Oral cancer can present as multiple painless whitish nodules in the mouth. Risk factors for oral cancer include tobacco use and heavy alcohol consumption.

Choice D rationale

Oral thrush, also known as oral candidiasis, is a condition in which the fungus Candida albicans accumulates on the lining of the mouth. While it can cause white lesions in the mouth, these are typically creamy and can be painful.