一患者因急性心肌梗死，于入院后第4天突发剧烈胸痛、端坐呼吸，心脏彩超可见明显的二尖瓣反流。

该例患者应诊断为（）

A.急性心包压塞

B.急性左心衰竭

C.室间隔穿孔

D. * * 肌断裂

E.左室游离壁室壁瘤

The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether.

The symbol represents one of the following operations: addition, subtraction, multiplication, or division. What is the value of ？（）

A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.

B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.

C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.

D. EACH statement ALONE is sufficient.

E. Statements (1) and (2) TOGETHER are NOT sufficient.