Hi,Dear,Thanks for your query to HCM.
Studied your query in full depth of its details.Reviewed it in context of your health concerns.
Your Girlfriend seem to suffer from-?Pilonidal
Cystitis or could be a Acute Boil in the bum crack above her tail bone.
Treatment-
Get
Second Opinion from Surgeon.
Take USG/ CT Study to assess the lump.
Complete blood test- to rule out the
diabetes causing it.
Antibiotic-Tab-Ciplox-500 mg x 3-5 days.
Tab-
Metronidazole x 400 mgmx 5 days
Tab Motrin-400 mg x 5 days time.
If no relief-Surgical Treatment-with incision
drainage of the abscess,
or Coccyx excision with pilonidal Cyst excision would give her permanent cure.
Hope this reply would satisfy you and would help you to plan further treatmentwith your doctor there.
Welcome any further query in this regard,which would be replied in next session.
Will appreciate YOU,to write your excellent review feedback comments of this service experience, to help the needy patient visitors like YOU, at HCM services.
Good Day!!
Dr.Savaskar M.N.
Senior Surgical Specialist
M.S.Genl-CVTS