Hello and Welcome to ‘Ask A Doctor’ service. I have reviewed your query and here is my advice. So far as symptoms narrated here, there can be possible - constipation induced over stretching of anal sphincter - compression of cauda equina from various issues of tail bone - others I recommend to put a close observation over the same with - Preference of cushion support to sit. - Avoid hard stools with high fiber diet and plenty liquids. - Analgesic coverage for cramps relief. Consult your family doctor as per the requirement and progress. I would like to assist further at anytime. Regards.