Abdominal aortic aneurysm

external

• Synonyms

  • AAA

• Causes

  • Male gender
  • Old age

• Effects

  • Asymptomatic80.0%
  • Pulsatile mass
  • Abdominal arterial bruit
  • Scalloped vertebrae
  • Ureteric obstruction
  • Arterial embolus
  • Aorto-caval fistula
  • Ruptured aortic aneurysm
  • Anterior scalloping
  • Arterial thrombosis

• Parents

  • Aortic aneurysm

• Treatments

  • Aortic aneurysm repair

• Description

  • "localized dilation of abdominal aorta 50% > than normal (>3cm diameter) Incidence = 10% above age 60 Prognosis: 5 year risk of rupture: 5.0 � 5.9 cm = 25% 6.0 � 6.9 cm = 35% More than 7 cm = 75% Only 15% aneurysms ever rupture. 85% of patients with AAA die from unrelated cause. Mortality of elective surgery = 5% Mortality of emergency surgery = 50% Screening men over 60 can reduce mortality."