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10.3748/wjg.v20.i7.1681 86 LeeS.RauchJ.KolchW
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Key anatomical facts: 90% of varicoceles occur on the left side due to anatomical differences (the left testicular vein drains into the left renal vein at a 90-degree angle, creating higher pressure) Right-sided varicoceles may indicate retroperitoneal pathology and require imaging Bilateral varicoceles occur in 10-15% of cases Grade classification ranges from Grade I (palpable only during Valsalva maneuver) to Grade III (visible through scrotal skin) Prevalence and Demographics Recent epidemiological studies from 2023-2024 reveal important patterns: General population: 15-20% of all adult males Adolescent males: 15% prevalence, increasing with age and Tanner stage Primary infertility: 35-40% of men seeking fertility evaluation Secondary infertility: 69-81% of men with proven prior fertility now experiencing difficulties Varicoceles show no significant racial or ethnic predisposition, though diagnosis rates vary by healthcare access
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They demonstrated the safety and relatively good tolerability of GLP-1 receptor agonists in this clinical circumstance, but the discontinuation was more common than in general population, most probably due to the overlap and multiplication of side effects of lung transplant medications with those of GLP-1 receptor agonists [99]
