Final answer:
Hypertension is a manifestation of chronic glomerulonephritis, which is associated with kidney inflammation and can lead to symptoms like proteinuria, hematuria, and edema in addition to increased blood pressure.
Step-by-step explanation:
A nurse caring for a client with chronic glomerulonephritis, which presents with oliguria, should identify hypertension as a manifestation of the condition. Chronic glomerulonephritis is characterized by inflammation of the glomeruli within the nephrons, often leading to increased blood pressure as well as other symptoms such as excessive protein and blood in urine, and edema.
Oliguria, which is the reduction in urine output, is associated with kidney conditions that affect filtration and may be accompanied by other kidney dysfunction signs, including hypertension, but not typically by increased urine output or significant electrolyte imbalances like hypokalemia or hypernatremia.