When explanation should the nurse give to a male client on why benign prostatic hyperplasia (BPH) often causes urinary retention?

Choice A reason: Artificial sweeteners do not directly contribute to diabetic nephropathy. Nephropathy results from chronic hyperglycemia damaging glomerular vessels. Sweeteners may affect diet but lack evidence linking them to renal damage, making this incorrect compared to elevated HbA1c, the primary driver of diabetic complications.

Choice B reason: Frequent hypoglycemia may cause acute symptoms but does not directly cause nephropathy. Chronic hyperglycemia, reflected by high HbA1c, damages renal glomeruli, leading to nephropathy. Hypoglycemia is a treatment complication, not a risk factor for renal damage, making this an incorrect choice.

Choice C reason: Moderate alcohol consumption may affect overall health but is not a primary risk factor for diabetic nephropathy. Chronic hyperglycemia, indicated by elevated HbA1c, drives glomerular damage. Alcohol’s impact is less direct, making this incorrect compared to the established link between poor glycemic control and nephropathy.

Choice D reason: Consistently elevated HbA1c reflects chronic hyperglycemia, the primary cause of diabetic nephropathy. High glucose levels damage glomerular capillaries, leading to proteinuria and renal decline. This is a well-established risk factor, supported by endocrinology evidence, making it the correct choice for increased nephropathy risk.

Choice A reason: Inflammation may occur in prostatitis, not typically in BPH. BPH causes urinary retention via physical obstruction from gland enlargement, not spasms. Inflammation is not the primary mechanism, making this incorrect for explaining why BPH leads to retention in the client’s urinary symptoms.

Choice B reason: Abnormal growth in BPH does not cause loss of bladder muscle. The enlarged prostate compresses the urethra, obstructing urine flow. Bladder muscle may weaken over time from chronic obstruction, but this is secondary, making this incorrect for the primary cause of urinary retention.

Choice C reason: Nerve compression is not a primary BPH mechanism. BPH causes retention by mechanically obstructing the urethra, not by impairing bladder sensation. Sensory changes may occur in neurological conditions, but in BPH, physical compression is the cause, making this incorrect for the client’s retention.

Choice D reason: BPH causes the prostate to enlarge, compressing the urethra and obstructing urine flow, leading to urinary retention. This mechanical blockage is the primary pathophysiological mechanism, causing symptoms like hesitancy or incomplete voiding. This explanation aligns with urological evidence, accurately addressing the client’s condition.