A 25 year old lady presented with sadness, palpitation, loss of appetite and insomnia. There is no complaint of hopelessness, suicidal thoughts and there is no past history of any precipitating event. She is remarkably well in other areas of life. She is doing her office job normally and her social life is also normal. What is the probable diagnosis in this case :
The features mentioned in the question are insufficient to fulfill the diagnostic criteria for any of the provided options. Generalized anxiety disorder is the single best answer by exclusion since the patient is presenting with generalized features of anxiety - like palpitations, insomnia, and loss of appetite without any precipitating event.
GAD
Mixed anxiety depression
Adjustment disorder
Mild depressive episode