Patients admitted under the adult internal medical service with a diagnosis of cellulitis or erysipelas of the lower limb were recruited within 48 hours of admission and investigated for DVT.

The prevalence of DVT in the high risk group was 1/41(2.4%; 95% CI 0.6–12.8%) and 0/159 (0%; 95% CI 0.00–2.3%) in the low risk group, the difference is not significant using Fisher's exact ...