"Boy Meets World" star Danielle Fishel said she is finished with radiation treatment for cancer and opened up about the side effects.

Danielle Fishel has completed her breast cancer treatment. The “Boy Meets World” alum, 43, revealed she’s “officially” done with treatment, but she’s now dealing with the painful side effects of the 20 rounds of radiation.

Boy Meets World' alum Danielle Fishel said she's officially done with cancer treatment but still dealing with difficult side effects.

Danielle Fishel is sharing an update about her health ... which stands for ductal carcinoma in situ and is a form of breast cancer. “I am officially done with radiation, which means I am officially done with what is considered active cancer treatment ...

Danielle Fishel is "officially done" with "active ... to the 20 rounds of radiation she underwent as treatment for breast cancer. "I just wanted to give everyone an update because I've kept ...

Greg Doherty/Getty Images Danielle Fishel has officially completed her treatment for breast cancer - but not without some painful side effects. Fishel, 43, shared she was "officially" done with treatment during the Monday,

""DCIS isn't life-threatening, but if you're diagnosed with DCIS, you have a higher risk of developing invasive breast cancer later in life," the site states. Danielle Fishel is sharing an update ...

Danielle Fishel is sharing an update about her health ... which stands for ductal carcinoma in situ and is a form of breast cancer. “I am officially done with radiation, which means I am ...

Boy Meets World star Danielle Fishel had multiple rounds of radiation therapy for breast cancer as she admits it 'hurts to be awake.'

Danielle Fishel spoke about Topanga's decision in 'Boy Meets World' to chose going to college with Cory — and proposing to him — over attending Yale. Fishel defended the character's choice.

Danielle Fishel may be best known for portraying Topanga Lawrence on Disney Channel’s Boy Meets World, the actress has since pivoted to directing. Among her recent work behind the camera include recent of episodes of Wizards Beyond Waverly Place.

The 'Girl Meets World' actor-director also talks about their 'Inside Out' inspiration for the Jan. 15 episode and Sabrina Carpenter's skyrocketing success a decade after working together.