LDH Level

Notes

**Note 1:** Use the reference ranges from your lab to determine if LDH is normal. **Note 2:** Record this data item based on a blood test performed at diagnosis. In the absence of the lab test, a physician's statement of the exact value or interpretation can be used. Use the highest value available. **Note 3:** If there is no mention of the LDH, code 9. **Note 4:** If Schema Discriminator 1: Plasma Cell Myeloma Terminology is coded to 1 or 9, code 5

Default

9

NAACCR Item

NAACCR #3869

Metadata

SSDI
Code Description
0 Normal LDH level Low, below normal
1 Above normal LDH level; High
5 Schema Discriminator 1: Plasma Cell Myeloma Terminology coded to 1 or 9
7 Test ordered, results not in chart
9 Not documented in medical record LDH (Lactate Dehydrogenase) Level not assessed or unknown if assessed