My mum is 72 and weighs 38 kilos (just touching 6 stone) she has recently been diagnosed with hormone receptor breast cancer in left breast which they have started her on letrozole for . We went back this week for a biopsy to be taken of the right breast as someting has shown up there too but they was unable to biopsy due to my mum being so thin. We have an appointment coming up on 3rd March to discuss this . We are also awaiting an appointment for colonoscopy to try and find out what she weighs so lotto . My mum has just informed me she has found another lump in the breast they have confirmed the breast cancer in question is should I wait for the appointment on 3rd March or call th tomorow . Not sure what’s normal and what’s not . She’s had mammograms ultrasound sound ct scan and bloods Done and also a biopsy on left breast confirming the cancer