硬化性狭窄，硬缩：硬结、硬化与挛缩相结合- reticulopodia
- reticulopodium
- reticulosis
- reticulothelium
- reticulum
- retiform
- retina
- Retin-A
- retinaculum
- retinal
- retinal isomerase
- retine
- retinene
- retinitis
- retinoblastoma
- retinochoroid
- retinochoroiditis
- retinodialysis
- retinograph
- retinography
- retinoic acid
- retinoid
- retinol
- retinomalacia
- retinopapillitis