Digital gangrene progressed with right index finger amputated in spite of cessation of smoking, parenteral prostaglandin, immunosuppressive, and anticoagulant therapy.

• 最初的表现为手指坏疽，尽管在停止抽烟、用前列腺素、疫抑制剂及抗凝血剂的情况下，仍然持续恶化，最后右手食指截肢。