What cause happens lower abdomen pain for girl

What is the treatment of abdominal pain ?
Treatment of Abdominal pain depends on the cause , so you need to do few tests in the nearest medical center for clinical assessment and for lab tests to reach the diagnosis and treat it accordingly such as in the case of Urinary tract infection where your doctor will prescribe medications such as Ibuprofen and antibiotics such as Ciprofloxacin  . Your doctor will prescribe medications such as such as Antispasmodic such as scobutyl to relieve abdominal colic and Proton pumb inhibitors for burning sesnation and gastritis
What are the causes of abdominal pain ?
There are many causes for waist pain , abdominal include

1. Irritable bowel syndrome
2. Gastric ulcer 
3. Gastritis .
4. Urinary tract infection .
5. H-pylori infection
6. Colon disease
7. Ulcerative colitis
8. Appenicitis
9. Infection 
10. Tumors .
11. Other causes

What are the tests needed for abdominal pain ?
 Clinical assessment In the nearest medical center for any abnormal signs and symptoms and cbc for infection or other tests such as Stool Analysis for Infction and Ultrasound for Appendicitis . Sometimes your doctor will perform Other tests such as endoscope for other causes such as Colonic disease .
What to do at the moment ?
You have to do clinical assessment in the nearest medical center .