migraine after.b12 injection B12 Headache: The Link Between Vitamin B12 and Headaches Vitamin B12 Deficiency: Causes, Symptoms,
Description
I know of another person that went through the same and it took him 5-6 months as well
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So far, several miRNAs have been implicated in regulating IGF-1 expression and signaling (91)
Adiponectin Is Inversely Associated With Intramyocellular and Intrahepatic Lipids in Obese Premenopausal Women

If CKD is the documented cause, D63.1 applies with the N18.x code sequenced first

Lu J, Trabert B, Liao LM, Pfeiffer RM, Michels KA