Modifiers matching surgery:

• major,
• abdominal,
• external,
• functional,
• gynaecological,
• general,
• reproductive,
• vascular,
• ophthalmic,
• invasive,
• elective,
• endoscopic,
• nasal,
• routine,
• aesthetic,
• ambulatory,
• normal,
• spinal,
• operative,
• debilitating,
• cardiovascular,
• serious,
• medical,
• oral,
• smaller,
• ocular,
• complex,
• corrective,
• prophylactic,
• plastic,
• related,
• refractive,
• orthopaedic,
• gynecologic,
• urgent,
• critical,
• painful,
• detailed,
• rectal,
• facial,
• arterial,
• concomitant,
• cardiac,
• drastic,
• extreme,
• minor,
• planned,
• intensive,
• common,
• larger,
• prostate,
• preventive,
• technological,
• simple,
• complicated,
• corneal,
• difficult,
• traditional,
• delicate,
• recent,
• gastrointestinal,
• renal,
• permanent,
• internal,
• careful,
• reconstructive,
• gynecological,
• cosmetic,
• gi,
• thoracic,
• special,
• specialized,
• unnecessary,
• pelvic,
• private,
• orthopedic,
• peripheral,
• advanced,
• discretionary,
• everyday,
• involved,
• risky,

Simple categories matching renal:

• disorder,
• injury,
• agent,
• disease,
• cyst,
• complication,
• condition,
• dysfunction,
• illness,
• artery,
• failure,
• lesion,
• structure,
• modification,
• tumor,
• abnormality,
• surgery,
• procedure,
• neoplasm,
• operation,
• pathology,
• insult,
• cancer,
• infection,
• malignancy,
• symptom,
• process,