(CNN) — As Dave Coulier continues to go through cancer treatment, he is getting some support from his friend John Stamos. Coulier debuted his newly shaved head in a photo posted to his “Fuller House” co-star’s Instagram page on Monday, five days after he publicly shared that he was recently diagnosed with stage 3 non-Hodgkin lymphoma, a blood cancer. Javascript is required for you to be able to read premium content.

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