As an STD assistant, I understand that dealing with herpes simplex virus type 2 (HSV-2) outbreaks can be challenging, especially when it comes to symptoms like lymph node groin pain. Lymph node swelling and tenderness in the groin area is a common symptom during HSV-2 outbreaks.

The duration of lymph node groin pain can vary from person to person and outbreak to outbreak. Typically, it lasts for a week or two, coinciding with the duration of other outbreak symptoms like lesions or sores. However, in some cases, the lymph node swelling and pain may persist for several weeks after the other symptoms have resolved.

It's important to note that the severity and duration of symptoms can be influenced by various factors, such as the individual's immune system, stress levels, and whether it's an initial or recurrent outbreak. Initial outbreaks tend to be more severe and last longer compared to recurrent outbreaks.

While I cannot provide specific medical advice, I would recommend consulting with a healthcare professional, such as a dermatologist or a sexual health clinic, for proper evaluation and management of your symptoms. They can provide personalized guidance and, if necessary, prescribe antiviral medications to help alleviate the symptoms and shorten the duration of the outbreak.

Remember, seeking support and taking care of your overall well-being during outbreaks is crucial. Don't hesitate to reach out to support groups or counseling services if you need emotional support or have any concerns regarding your condition.