This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Dental
Leser Trelat sign is associated with 
Select and explain. 
A. CNS tumours, B. Lung cancer, C. Gastrointestinal tumors, D. Malignant melanoma
C: Gastrointestinal tumors
Answer: C: Gastrointestinal tumors 
Explanation: None