Admitting Diagnosis Code. This list contains principal diagnosis codes for psychiatric services Category of Service 21. If a. code from this list is used as the principal diagnosis code, general care hospitals that are not. enrolled for COS 21 may only bill for a maximum of three days of emergency psychiatric care. using COS 20.
Palpitation can be precipitated by vomiting or diarrhea that leads to electrolyte disorders and hypovolemia. Hyperventilation, hand tingling, and nervousness are common when anxiety or panic disorder is the cause of the palpitations. Causes. Palpitation can be attributed to one of four main causes: Extra-cardiac stimulation of the sympathetic nervous system (inappropriate stimulation of the sympathetic nervous system, particularly the vagus nerve (which innervates the heart), can be caused by anxiety and stress due to acute or chronic elevations in glucocorticoids and catecholamines.
Yet panic attacks and anxiety themselves do not account for all of the palpitations. 1  That's because palpitations may also occur for reasons unrelated to anxiety, but still affected by anxiety. For example: 2  Caffeine Caffeine is known to cause heart palpitations. It's likely that those with anxiety are either more prone to these palpitations, or more prone to noticing them and thus amplifying their effects. Alcohol and Nicotine Both alcohol and nicotine may also cause heart palpitations.