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9 Cards in this Set
- Front
- Back
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Epidemiology of Thoracic Aorta Dissections |
3/100000 high mortality rate aortic dilatation is a risk factor but not prequisite diabetes mellitus is uncommon among patients genetic basis in 20-30% of cases |
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Predisposing Conditions for TAD |
Abnormalities of vessel wall - inherited or acquired High blood pressure Smoking Aortic dilatation Bicupside aortic valve Marfan's syndrome Ehlers Danlos Syndrome Coarctation of aorta Turner's syndrome Vasculitis - aortitis Lois deitz syndrome Familial aortopathy (TAAD) Hypertension |
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Typical symptoms of TAD |
Sudden onset Severe, searing central chest or back pain Radiates through from front to back or vice versa Inter-scapular pain |
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Less typical symptoms of TAD |
Syncope Sudden breathlessness Loss of power to arm or leg Stroke symptoms or signs - slurring of speech, loss of power on one side of body |
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Typical clinical signs of TAD |
High blood pressure Reduced pulse volume in one arm compared w/ another Loss of carotid pulses on one side compared to the other Aortic regurgitation murmur Loss of femoral pulses |
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Less typical clinical signs of TAD |
Signs of cardiac tamponade - hypotension, pulsus paradoxis Sudden breathlessness Loss of power to arm or leg Stroke symptoms or signs - slurring of speech, loss of power on one side of body |
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Investigations for TAD |
ECG Bloods Chest x ray Echocardiogram CT scan chest w/ contrast |
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Medical management of TAD |
Pain relief - morphine If hypertensive then lower bp w/ iv betablockers |
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Surgical management of TAD |
Replacement of dissected aorta or at least ascending aorta Aortic valve replacement |
