Is an abnormal anastomosis, that is, an abnormal connection between two hollow spaces (technically, two epithelialized surfaces), such as blood vessels, intestines, or other hollow organs.
Symptoms:
Symptoms depend on the area
Preliminary plan:
Surgeon appointment
Complete blood count (CBC)
Urinalysis
Stool analysis - Protozoans and Helminths (microscopy)
Blood test:
Total protein
Albumen
Glucose
Coagulogram
Urea (BUN)
Creatinine
Blood group + RhD
Fistula area ultrasound
Purulence culture, sensitivity test (skin and soft tissue swab)