23 years old female presents to emergency department with c/o neck pain and upper thoracic cage pain for last 2 weeks. Patient has been taking regular analgesia with temporary relief. No significant past medical history. Otherwise well. No trauma.

HR 90, BP 117/80, afebrile, RR 18, sats 100 RA.

chest clear, abdomen soft non tender. Patient was discharged home after brief work up in ED and advised to follow up with GP. Patient was seen by GP few days later and bloods were requested. results are as followed:

Hb   110

WCC  12

Platelets 170

Bilirubin 18  ( < 21)

Alkaline phosphatase 450  ( 30-110)

GGT 50 ( < 51)

ALT 30 ( < 56)

Urea, electrolytes:  Normal.

Questions: 1. What are the abnormal results on above panel?

2. What can be the likely causes of this abnormal test ?

3. What further investigation will you perform if this patient presents to ED with above result ?