RT Book, Section A1 Stone, John H. A2 Stone, John H. SR Print(0) ID 1180197782 T1 Thromboangiitis Obliterans (Buerger Disease) T2 Current Diagnosis & Treatment: Rheumatology, 4e YR 2021 FD 2021 PB McGraw Hill PP New York, NY SN 9781259644641 LK accessmedicine.mhmedical.com/content.aspx?aid=1180197782 RD 2024/04/25 AB Active tobacco use, typically moderate to heavy.Severe digital ischemia without evidence of internal organ involvement.Angiography reveals segmental involvement of medium-sized arteries, with abrupt vascular cutoffs and corkscrew collaterals.The major vessel involvement occurs at the levels of the ankle and wrist, but the biggest clinical impact is on the digits, with severe digital ischemia leading to tissue loss.