Health Encyclopedia: C

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C-reactive protein
Cleidocranial dysostosis
C-section
Clinitest tablets poisoning
C1 esterase inhibitor
Cloth dye poisoning
CA-125 blood test
Cloudy cornea
Caffeine in the diet
Clubbing of the fingers or toes
Caffeine overdose
Clubfoot
Caladium plant poisoning
Clubfoot repair
Calcification
Cluster headache
Calcitonin blood test
CMV - gastroenteritis/colitis
Calcium - ionized
CMV - immunocompromised host
Calcium - urine
CMV blood test
Calcium and bones
CMV pneumonia
Calcium blood test
CMV retinitis
Calcium carbonate overdose
CO2 blood test
Calcium carbonate with magnesium overdose
Coal worker's pneumoconiosis
Calcium hydroxide poisoning
Coarctation of the aorta
Calcium in diet
Cobalt poisoning
Calcium pyrophosphate arthritis
Cocaine intoxication
Calcium supplements
Cocaine withdrawal
Calcium-channel blocker overdose
Coccidioides complement fixation
Calla lily
Coccidioides precipitin test
Caloric stimulation
Cochlear implant
Campho-Phenique overdose
Codeine overdose
Camphor overdose
Cold intolerance
Campylobacter infection
Cold wave lotion poisoning
Campylobacter serology test
Colds and flus - antibiotics
Canavan disease
Colic and crying
Cancer
Colitis
Cancer - resources
Collagen vascular disease
Cancer treatment information
Collapsed lung (pneumothorax)
Candida auris infection
College students and the flu
Candida infection of the skin
Coloboma of the iris
Candles poisoning
Cologne poisoning
Canker sore
Cologuard
Capillary nail refill test
Colon cancer screening
Capillary sample
Colonoscopy
Capsule endoscopy
Color blindness
Capsule Endoscopy
Color vision test
Caput succedaneum
Colorado tick fever
Carbohydrates
Colorectal cancer
Carbolic acid poisoning
Colorectal cancer - resources
Carbon monoxide poisoning
Colorectal polyps
Carbuncle
Colostomy
Carcinoid syndrome
Colposcopy - directed biopsy
Cardiac ablation procedures
Comedones
Cardiac amyloidosis
Common cold
Cardiac arrest
Common peroneal nerve dysfunction
Cardiac catheterization
Community-acquired pneumonia in adults
Cardiac event monitors
Compartment syndrome
Cardiac glycoside overdose
Complement
Cardiac tamponade
Complement component 3 (C3)
Cardiogenic shock
Complement component 4
Cardiomyopathy
Complement fixation test to C burnetii
Cardiovascular
Complex regional pain syndrome
Cardioversion
Comprehensive metabolic panel
Carotid artery disease
Compression fractures of the back
Carotid artery surgery
Compulsive gambling
Carotid duplex
Concomitant
Carpal tunnel biopsy
Concussion
Carpal tunnel release
Condoms - male
Carpal tunnel syndrome
Conduct disorder
Castor oil overdose
Cone biopsy
Cat-scratch disease
Confusion
Cataract removal
Congenital adrenal hyperplasia
Catecholamine blood test
Congenital antithrombin III deficiency
Catecholamines - urine
Congenital cataract
Caterpillars
Congenital cytomegalovirus
Catheter-related UTI
Congenital diaphragmatic hernia repair
Caulking compound poisoning
Congenital fibrinogen deficiency
Cavernous sinus thrombosis
Congenital heart defect - corrective surgery
CBC blood test
Congenital heart disease
CEA blood test
Congenital nephrotic syndrome
Cedar leaf oil poisoning
Congenital platelet function defects
Celiac disease - nutritional considerations
Congenital protein C or S deficiency
Celiac disease - resources
Congenital rubella
Celiac disease - sprue
Congenital syphilis
Cell phones and cancer
Congenital toxoplasmosis
Cellulite
Conjunctiva
Cellulitis
Conjunctivitis or pink eye
Centipede
Conscious sedation for surgical procedures
Central blood pressures
Constipation in infants and children
Central nervous system
Consumer rights and protections
Central serous choroidopathy
Contac overdose
Central sleep apnea
Contact dermatitis
Central venous line - infants
Contracture deformity
Cerebral amyloid angiopathy
Contraindication
Cerebral aneurysm
Conversion disorder
Cerebral angiography
Cooking utensils and nutrition
Cerebral arteriovenous malformation
Coombs test
Cerebral hypoxia
Copper in diet
Cerebral palsy
Copper poisoning
Cerebral palsy - resources
Cor pulmonale
Cerebral spinal fluid (CSF) collection
Cord blood testing
Cerebrospinal fluid (CSF) culture
Cord blood transplantation
Cerebrovascular occlusive disease
Corneal injury
Certified nurse-midwife
Corneal Neurotization
Ceruloplasmin blood test
Corneal transplant
Cervical cancer
Corneal ulcers and infections
Cervical dysplasia
Corns and calluses
Cervical Herniated Disk
Coronary angiography
Cervical MRI scan
Coronary artery fistula
Cervical polyps
Coronary artery radiotherapy
Cervical spine CT scan
Coronary artery spasm
Cervical spondylosis
Coronary heart disease
Cervicitis
Coronary risk profile
Cervix
Coronary Rotational Atherectomy
Cervix cryosurgery
Coronavirus
Chafing
Coronavirus disease 2019 (COVID-19)
Chagas disease
Corticosteroids overdose
Chalazion
Cortisol blood test
Chancroid
Cortisol urine test
Changes in the newborn at birth
Cosmetic ear surgery
Chapped hands
Costochondritis
Chapped lips
Cough
Charcot foot
Coughing up blood
Charcot-Marie-Tooth disease
COVID-19 symptoms
Charley horse
COVID-19 test
Chediak-Higashi syndrome
Cow's milk - infants
Chemical burn or reaction
Cow's milk and children
Chemical dependence - resources
CPK isoenzymes test
Chemical pneumonitis
CPR
Chemosis
CPR - adult and child after onset of puberty
Chemotherapy
CPR - infant
Cherry angioma
CPR - young child (age 1 year to onset of puberty)
Chest CT
Cradle cap
Chest MRI
Cranial mononeuropathy III
Chest pain
Cranial mononeuropathy III - diabetic type
Chest tube insertion
Cranial mononeuropathy VI
Chest x-ray
Cranial sutures
Chiari malformations
Craniopharyngioma
Chicken soup and sickness
Craniosynostosis
Chickenpox
Craniosynostosis repair
Chickenpox vaccine
Craniotabes
Chiggers
Creatine phosphokinase test
Child neglect and emotional abuse
Creatinine blood test
Child physical abuse
Creatinine clearance test
Child safety seats
Creatinine urine test
Chills
Creeping eruption
Chin augmentation
Creutzfeldt-Jakob disease
Chiropractor profession
Cri du chat syndrome
Chlamydia
Crigler-Najjar syndrome
Chlamydia infections in women
Crohn disease
Chlamydial infections - male
Croup
Chlordiazepoxide overdose
Crowns
Chloride - urine test
Crush injury
Chloride in diet
Crying in childhood
Chloride test - blood
Crying in infancy
Chlorinated lime poisoning
Cryoglobulinemia
Chlorine poisoning
Cryoglobulins
Chlormerodrin overdose
Cryotherapy for the skin
Chlorophyll
Cryptococcosis
Chlorpromazine overdose
Cryptosporidium enteritis
Choanal atresia
CSD skin test
Choking - adult or child over 1 year
CSF analysis
Choking - infant under 1 year
CSF cell count
Choking - unconscious adult or child over 1 year
CSF coccidioides complement fixation test
Cholangiocarcinoma
CSF glucose test
Cholangitis
CSF leak
Choledocholithiasis
CSF myelin basic protein
Cholera
CSF oligoclonal banding
Cholestasis
CSF smear
Cholesteatoma
CSF total protein
Cholinesterase - blood
CSF-VDRL test
Choosing a primary care provider
CT angiography - abdomen and pelvis
Choosing the best doctor
CT angiography - arms and legs
Choriocarcinoma
CT angiography - chest
Chorionic villus sampling
CT angiography - head and neck
Choroid
CT scan
Choroidal dystrophies
Cubital tunnel syndrome
Chromatography
Culdocentesis
Chromium - blood test
Culture - colonic tissue
Chromium in diet
Culture - duodenal tissue
Chromosome
Culture-negative endocarditis
Chronic
Curvature of the penis
Chronic bilateral obstructive uropathy
Cushing disease
Chronic cholecystitis
Cushing syndrome
Chronic fatigue syndrome - resources
Cushing syndrome due to adrenal tumor
Chronic fatigue syndrome/Systemic exertion intolerance disease
Cutaneous skin tag
Chronic granulomatous disease
Cuticle remover poisoning
Chronic inflammatory demyelinating polyneuropathy
Cuts and puncture wounds
Chronic kidney disease
Cyanoacrylates
Chronic lymphocytic leukemia (CLL)
Cyanotic heart disease
Chronic motor tic disorder
Cyclothymic disorder
Chronic myelogenous leukemia (CML)
Cyproheptadine overdose
Chronic obstructive pulmonary disease (COPD)
Cyst
Chronic pain - resources
Cystic fibrosis
Chronic pancreatitis
Cystic fibrosis - nutrition
Chronic subdural hematoma
Cystic fibrosis - resources
Chronic thyroiditis (Hashimoto disease)
Cystic hygroma
Chronic unilateral obstructive uropathy
Cysticercosis
Chylomicronemia syndrome
Cystinuria
Ciliary body
Cystitis - acute
Circumcision
Cystitis - noninfectious
Cirrhosis
Cystometric study
Citric acid urine test
Cystoscopy
Claw foot
Cytochrome b5 reductase
Claw hand
Cytologic evaluation
Clean catch urine sample
Cytology exam of pleural fluid
Cleft lip and palate
Cytology exam of urine
Cleft lip and palate repair
Cytomegalovirus (CMV) infection
Cleft palate - resources