外伤直接导致血管损伤的法医学鉴定并不少见 ,对此根据外伤史、病历记录和检查可以做出明确的损伤程度和伤残等级评定。但是涉及继发于外伤、手术等情况的静脉血栓形成的法医学鉴定报道较少 ,而且鉴定有一定难度。本文试图通过 4个具体鉴定案例 ,探讨此类法医学鉴定的特点和难 It is not uncommon to find forensic identification of traumatic injury as a direct result of trauma. According to traumatic history, record of medical records and examination, definite degree of injury and disability rating can be made. However, there are few reports on forensic identification of venous thrombosis secondary to trauma and surgery, and the identification has some difficulties. This article attempts to pass four specific identification cases to explore the characteristics and difficulties of such forensic identification