This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Malignant Gastric Disease, Subject name: Surgery
All are features of early gastric carcinoma except: 
Select and explain. 
A. Mucosal involvement, B. Submucosal involvement, C. Muscularis propria involvement, D. Dysplasia with Ca in situ
C: Muscularis propria involvement
Answer: C: Muscularis propria involvement 
Explanation: Ans. is 'c' ie Muscularis Propria involvement Early gastric cancer is defined as adenocarcinoma limited to the mucosa and submucosa of the stomach regardless of the lymphonodi status.Approximately 10% of patients with early gastric cancer are found to have lymph node metastasis on presentation.Overall cure rate with adequate gastric resection and lymphadenectomy is -95%.It has the best prognosis among stomach cancer subtypes.