rBAT - retraction
- recurrent pyogenic cholangitis
- Recurrent respiratory papillomatosis
- recurrent stricture
- recurrent vomiting
- recurring scarring aphthae
- recurvation
- recurvatum deformity
- recycling endosomes
- red
- red albinism
- red alga
- red bark
- red blindness
- Red blood cell
- red blood cell cast
- red blood cell count
- red blood cell indices
- red blood cell iron turnover
- Red blood cells
- red blood count
