Introduction: People with high level of anxiety experience significant distress __ampersandsignamp; impairment in interpersonal as well as social functioning. There are many medical conditions where patients develop high levels of anxiety. Anxiety with surgery is associated with autonomic changes, supplementary doses of anesthetic drugs, increased level of postoperative pain __ampersandsignamp; more chances of postoperative nausea __ampersandsignamp; vomiting. To prevent __ampersandsignamp; treat anxiety effectively, one must assess level of anxiety accurately. A nurse can assess anxiety __ampersandsignamp; reduce it to a manageable __ampersandsignamp; comfortable level. Aims: A study was conducted to anticipate preoperative anxiety among patients undergoing cardiac surgeries __ampersandsignamp; to identify dimensions of anxiety. Methodology: A quantitative approach was used for this cross-sectional study. Content validity of the tool was done__ampersandsignamp;reliability was calculated using Karl Pearson__ampersandsignrsquo;s coefficient of correlation. The sample was calculated by 80 % confidence level with 5% error. Total sample was 80 patients admitted in cardiothoracic ward. Samples were selected by convenient sample technique. Anxiety level was identified with the help of Amsterdam Preoperative Anxiety __ampersandsignamp; Information Scale. Along with anxiety level, researcher also tried to find the possible causes of anxiety. Result: Descriptive data was analyzed __ampersandsignamp; association between variables was identified. 82.5% of patients were males __ampersandsignamp; 17.5 % were females. Most of them i.e., 86.3 % underwent coronary artery bypass graft (CABG) __ampersandsignamp; 13.8% underwent valvular surgeries. It was seen that 16.3% of patients had high level of anxiety related to anesthesia, 27.5% of patients had high level of anxiety related to surgery __ampersandsignamp; overall high anxiety level was seen in 21.3% of patients. The association was seen with gender, previous experience of surgery __ampersandsignamp; duration of hospitalization. Most common causes of anxiety identified were worried about postoperative pain __ampersandsignamp; family concern. Conclusion: Nurses can identify triggers of anxiety, recognize the symptoms of onset of anxiety __ampersandsignamp; intervene before patient reaches to panic stage.