Category Anesthesia

Rett Syndrome

Risk Occurs almost exclusively in females. Incidence is 0.4–0.7:10,000. Perioperative Risks Abnormal control of ventilation, with periods of apnea and hyperventilation May have GE reflux Multiple orthopedic and motor movement disorders Worry About Risk of periop apnea not known Risk…

Renal Failure, Chronic

Risk Incidence in USA and worldwide: >100 cases of ESRD per million population. Between NHANES of 1988–1994 and that of 2003–2006, the prevalence of CKD in people 60 y and older jumped from 18.8% to 24.5%. Racial prevalence: African Americans,…

Renal Failure, Acute

Acknowledgment The author would like to sincerely thank Dr. Robert Sladen for his work on this chapter in the previous edition. Risk Incidence in USA: 1% of all hospital admissions (community-acquired); 5% of all general hospital pts (hospital-acquired); 10–30% of…

Raynaud Phenomenon

Risk Prevelance: 3-5% of population (based on population-based surveys of various ethnicities) Five times more prominent in women than men; commonly diagnosed in second, third, and fourth decades of life. Perioperative Risks Rare morbidity of ischemia, resulting in necrosis and…

Q Fever

Risk Greatest after direct or indirect exposure to infected cattle, sheep, or goats; particularly at parturition Less from a variety of other animals, rarely from blood products Abattoir workers, veterinarians, and other animal workers at greatest risk Pts with immune…

Pyloric Stenosis

Risk Incidence: 1:300-1000 live births. Incidence is 3–5% higher among children of affected parents. More common in males. Perioperative Risks Similar to other abd procedures in pts of same age. Some association with GU anomalies. Some pts have elevated unconjugated…

Purpura, Immune Thrombocytopenic

Risk Rare (100:1 million) Children: Male > female Adults: Female > male (2–4:1). Pregnancy: 1:1000 deliveries; 5% of thrombocytopenia in pregnancy, especially if present in first trimester. Perioperative Risks Hemorrhage (case reports put mortality for splenectomy at 1%, one-third of…

Pulmonary Hypertension

Risk Relatively uncommon disease process, with an estimated incidence of 1–5:100,000. Frequently identified as a contributing cause of death in USA, resulting in 6.5:100,000 deaths (2010). Left heart disease underlies 60–85% of pHTN cases. Primary pulmonary disease (e.g., COPD/OSA) is…