Risk Account for 0.6% of head and neck tumors worldwide Male-to-female prevalence ratio: 1:2.5 Slow-growing Can coexist with other paragangliomas Histologically benign but can be malignant with metastases Can be familial Perioperative Risks Hypothermia Massive blood loss Venous air embolism…
Risk Open-angle glaucoma is the leading cause of blindness among African Americans and the second leading cause overall in USA. African American race, advanced age, elevated IOP, myopia, low diastolic perfusion pressures, and family Hx of open-angle glaucoma increase the…
Acknowledgment The author wishes to acknowledge the contributions to the previous edition of this chapter by Dr. Kate Tobin. Risk According to the WHO, glaucoma is the second most common cause of blindness worldwide. Risk factors include hyperopia (far-sightedness), age…
Risk General population: 1:50,000 to 1:100,000. Inheritance follows an autosomal recessive pattern. Type 1 (nonneuropathic) most common and represents 99% of cases. Population with highest prevalence is Ashkenazi Jewish. 1:18 carrier rate 3:1000 of the Ashkenazi Jewish population have type…
Risk Physiologic GER usually resolves by 12–15 mo of age. 10% of pyloric stenosis pts. After diaphragmatic hernia, tracheoesophageal fistula, and esophageal atresia repairs Neurologically impaired, developmentally delayed, trisomy syndromes, and hiatal hernia. Perioperative Risks Aspiration during induction of anesthesia…
Acknowledgment The authors would like to acknowledge Dr. Christine Piefer’s contribution to this text in the previous edition. Risk Occurs in about 0.1–3 cases per million, usually in pts aged 20–50 y; male/female predominance about equal. 65–80% of gastrinomas are…
Risk Rare autosomal recessive metabolic disorder that can present increased anesthesia risks. Inherited disease of carbohydrate metabolism affecting how the body processes the simple sugar galactose. The primary risk factor is having parents who carry the gene for galactosemia. Life-threatening…
Risk Prevalence: 2:100,000; 80–90% have cardiac involvement. Worry About Cardiac involvement, which does not correlate with neurologic involvement. Electrophysiologic disturbances. Cardiac dysfunction and failure. Overview Progressive degeneration of posterior columns and corticospinal and posterior spinocerebellar tracts. Muscle weakness. General anesthesia…
Risk Most prevalent in children ages ≤3 y. In adults, elderly are most susceptible to FB aspiration. Risk factors include Alzheimer disease or dementia, stroke, loss of consciousness due to trauma, alcohol intoxication, or drug overdose. Foods are most commonly…
Risk Long bone fractures and pelvic fractures: 80–100% fat embolism Less than 1–30% FES Male-female ratio: 4:1 Adult greatly increased over pediatric Multiple fractures >single fractures Pathologic fractures >traumatic fractures Total hip, total knee replacement, intramedullary nailing: 27–100% fat embolism…