Hemorrhoids and perianal venous thrombosis
Notes: Grade/stage I hemorrhoids ; Hemorrhoids (bleeding) without prolapse outside of anal canal ; Grade/stage II hemorrhoids ; Hemorrhoids (bleeding) that prolapse with straining, but retract spontaneously ; Grade/stage III hemorrhoids ; Hemorrhoids (bleeding) that prolapse with straining and require manual replacement back inside anal canal ; Grade/stage IV hemorrhoids ; Hemorrhoids (bleeding) with prolapsed tissue that cannot be manually replaced ; External hemorrhoids, NOS ; Skin tags of anus ; External hemorrhoids with thrombosis ; Perianal hematoma ; Thrombosed hemorrhoids NOS ; Internal hemorrhoids, without mention of degree ; Prolapsed hemorrhoids, degree not specified ; Hemorrhoids (bleeding) NOS ; Hemorrhoids (bleeding) without mention of degree ; hemorrhoids complicating childbirth and the puerperium (O87.2) ; hemorrhoids complicating pregnancy (O22.4)