Clinical diagnosis, as<unk>  levels will likely take days to result
BMP
Hepatic function tests
CBC
PT/PTT/INR<unk>  and ceruloplasmin level
Abdominal films to assess for foreign bodies
No set number that establishes a prognosis 
Whole blood = 70–140 μg/dL (11–22 μmol/L)
Total serum = 120–145 μg/dL (18.8–22.8 μmol/L)
Free serum  = 4–7 μg/dL (0.63–1.1 μmol/L)
Ceruloplasmin = 25–50 μg/dL (3.9–7.8 μmol/L)
Urine = 5–25 μg/24 h (.078–3.9 nmol/L)
Copper toxicity
Also seen in Wilson's disease
Gold toxicity
Aluminum toxicity
Zinc toxicity
Antimony toxicity
Mercury toxicity
Arsenic toxicity