China 
Africa 
- Cerumen
- Cerumenolytic
- Ceruminous adenocarcinoma
- Ceruminous adenoma
- Ceruminous gland
- Cervarix
- Cervical agenesis
- Cervical artery dissection
- Cervical branch
- Cervical canal
- Cervical cancer
- Cervical cancer screening
- Cervical cancer staging
- Cervical carcinoma
- Cervical cerclage
- Cervical collar
- Cervical conization
- Cervical dilation
- Cervical dystonia
- Cervical ectropion
- Cervical enlargement
- Cervical fascia
- Cervical ganglia
- Cervical ganglion
- Cervical incompetence
- Cervical intraepithelial neoplasia
- Cervical loop
- Cervical lymph nodes
- Cervical lymphadenopathy
- Cervical motion tenderness
- Cervical mucus
- Cervical mucus plug
- Cervical myelopathy
- Cervical nerve
- Cervical pessary
- Cervical plexus
- Cervical polyps
- Cervical pregnancy
- Cervical region
- Cervical ribs
- Cervical ripening
- Cervical screening
- Cervical sinus
- Cervical spinal stenosis
- Cervical spine
- Cervical spine disorders
- Cervical spine fracture
- Cervical spine injury
- Cervical spondylosis
- Cervical spondylotic myelopathy
- Cervical stenosis
- Cervical vertebrae
- Cervicitis
- Cervicogenic headache
- Cervicography
- Cervix
- Cervix uteri
- Cesarean section
- Cesium
- Cesium 137
- Cesium chloride
- Cestoda
- Cestodes
- Cetaphil
- Ceteareth
- Cethromycin
- Cetilistat
- Cetirizine
- Cetostearyl alcohol
- Cetrimide agar
- Cetrimonium
- Cetrimonium bromide
- Cetrorelix
- Cetuximab
- Cetyl alcohol
- Cetyl palmitate
- Cetylpyridinium chloride
- Cetyltrimethylammonium bromide
- Cevimeline
- Cgmp-dependent protein kinase
- ChAdOx1
- ChEMBL
- ChIP-on-chip
- Chaetomiaceae
- Chafing
- Chagas cardiomyopathy
- Chagas disease
- Chain of survival
- Chain reactions
- Chain scission
- Chain smoking
- Chain termination
- Chalazion
- Chalcone
- Chalcone isomerase
- Chalcone synthase
- Chalepensin
- Challenging behaviour
- Chamazulene
- Chamomile
- Chanarin-Dorfman syndrome
- Chance fracture
- Chancre
- Chancroid
- Change blindness
- Change of direction
- Channel blockers
- Channel opener
- Channel protein
- Channelopathies
- Channelopathy
- Channelrhodopsin
- Chaotropic agents
- Chaparral
- Chaperone proteins
- Chaperone-assisted selective autophagy
- Chaperone-mediated autophagy
- Chaperones
- Chaperonin 60
- Chaperonins
- Char syndrome
- Characteristic x-rays
- Charantin
- Charas
- Charcoal
- Charcot
- Charcot foot
- Charcot joints
- Charcot's triad
- Charcot-Leyden crystals
- Charcot-Marie-Tooth disease
- Charge
- Charge syndrome
- Charged particles
- Charles Bonnet syndrome
- Charlie Gard case
- Charlson Comorbidity Index
- Charybdotoxin
- Chavibetol
- Chavicol
- Chebulagic acid
- Chebulinic acid
- Checklist for Autism in Toddlers
- Checklist for autism in toddlers
- Checkpoint inhibitors
- Chediak-Higashi syndrome
- Cheek
- Cheek augmentation
- Cheek reconstruction
- Cheese