Glad he's back!
Please make sure that you're supplementing properly with phosphorous-free calcium powder at almost every feeding, phosphorous-free calcium/D3 powder twice a month, vitamin powder twice a month. Make sure you're providing appropriate temperatures low to mid 80'sF. Make sure you feed/gutload the crickets, superworms, locusts, roaches, etc things such as dandelion greens, kale, endive, escarole, collards, squash, zucchini, sweet potato, carrots, sweet red pepper, and a bit of fruit such as berries, melon, apples, pears, etc. Keep him hydrated.
Did they say to continue to give him liquid calcium or anything for a while longer?