Welcome
Acute – urgent – get help
Know that you need to pee but can’t – obviously gets ever more urgent.
Chronic – https://www.verywellhealth.com/what-to-do-if-you-cant-urinate-after-surgery-3157318
May silently hope it goes away also.
What is left then ‘backed up’ will go to infection – maybe suggested you learn to insert a catheter . .
In between – need to get the structural issues undone.
Adhesions – and the presence of cold lodged – from operations or life