system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
What is the disease in which these hand abnormalities are seen?
assistant
The correct answer is  d. Marfan syndromeA - ArachnodactylyB - Steinberg sign (thumb tip extends from palm of hand, in a closed fist)C - Walker-Murdoch sign (thumb & 5th finger overlap each other, when opposite wrist is gripped)