 [ Symptoms ] my post surgical fear is so bad that it can cause me to spike a fever which has canceled surgery in 2009 how to avoid  i had a tka knee in 2009 the anesthesiologist made the whole experience anxiety free from his demeanor to the medication he gave me pre op in 2013 i had a hysterectomy scheduled but the manner in which pre op was carried out made pre surgery anxiety so bad it caused me to spike a fever of 101 which canceled the surgery the anesthesiologist and numerous nurses in the room sent me over the top with anxiety how can i control this so i can get through my surgery [ Disease ] as your symptoms involve multiple systems then i suggest going through some more investigations to find the real cause… your symptoms can indicate gastritispeptic ulcer and or kidney disorder usg on abdomen and kidney is important kidney function tests having emdometriosis in my opinion is a cause of your hormibsl disturbances and missed period a close follow up with the gynaecologist will show the exact cause …