UPDATES IN HARRISON 18TH EDITION - paragbawaskar.....

USG of deep leg veins: Table 262-3 Ultrasonography of the Deep Leg Veins. Criteria for Establishing the Diagnosis of Acute DVT Lack of vein compressibility (principal criterion) Vein does not "wink" when gently compressed in cross-section. Failure to appose walls of vein due to passive distention. Direct Visualization of Thrombus Homogeneous ................
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