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70 year old man presents with severe left sided back pain after playing a 3 day bowls tournament. He is an active man with no prior history of back pain or trauma. He has treated hypertension and no surgical history. His observations are normal other than a BP of 170/80.
75 yr old male. Sudden onset epigastric and back pain. Shocked, diaphoretic, ashen
Lateral smearing increases with depth (as the beam widens). Transverse imaging with the probe tilted cranial or caudal will increase the apparent vertical diameter.
Both of these effects occur but will not change the assessment or management in the emergency or POCUS setting.
– The spectral Doppler here is only used qualitatively, to show arterial pulse wave (proving the vessel is an artery – but not which artery). The Doppler angle is too great to allow any measurement of flow rate in this picture. There is very little need for either colour Doppler or spectral Doppler in POCUS evaluation of the aorta for AAA.