Kelly Hyland is battling breast cancer. In a new interview, the Dance Moms alum revealed her recent diagnosis, which came just months after she received a clean mammogram. "The first red flag was my significant weight loss," Kelly, 53, told E! News .

"I lost enough that others noticed and would ask for my dieting hacks, but there was nothing I had changed in my day-to-day to cause the loss." When she found a lump in her breast, the reality star made an appointment with her doctor. "I booked myself a mammogram," she said.

"I had just had one done eight months prior and the results came back clean. However, this new mammogram and sonogram did not, it came back showing a mass." Not only that, but the malignant tumor was diagnosed as invasive carcinoma stage 1, grade 3, a fast-moving form of cancer.

"I went from clean results to a malignant mass in eight months," Kelly said. "I was shocked that it had grown that quickly and scared of the battle I knew I was about to face." After learning the news, Kelly got on joint a call with her three kids -- Dance Moms alums Brooke , 26, and Paige , 23, and son Josh, 25 -- for "a very hard conversation.

" Paige also spoke to the outlet, and recalled the devastating conversation. "As soon as she told us the bad news, I felt like I was in shock and then quickly hit with a whirlwind of emotions. Not only was I scared, I was angry, sad, and confused why this would happen to someone as amazing as my mother," Paige said.

"We lost my Nana to cancer i.