Hello dear. I understand your agony. What you have is a neurocutaneous dermatitis on your scrotum.
As for that spot you talk about, I need a clearer picture to see. It could be a simple pustule or a tiny cyst or a folliculitis on the shaft.
Next Steps
Schedule an online consultation for further assistance
Health Tips
Resist the urge to scratch. Take tablet Teczine 5 mg 1 tab in the morning and tablet Atarax 25 mg at bedtime.
Avoid operating heavy machinery. Avoid driving.