Wallach's Interpretation of Diagnostic Tests: Pathways to Arriving at a Clinical Diagnosis (1456 page)

CKD.
See
Chronic kidney disease (CKD)

CK-MB

chest pain

myocarditis

Clinical Laboratory Improvement Amendments (CLIA)-certified laboratories

CLL.
See
Chronic lymphocytic leukemia (CLL)

CLN.
See
Ceroid lipofuscinoses, neuronal (CLN)

CLN3.
See
Batten disease

Clonal lymphocytosis

Clostridial gangrene

bilirubin

blood cultures

Gram stain

osmotic and mechanical fragility

Clostridial infections

diphtheria

gas gangrene and cellulitis

puerperal sepsis

Clostridium

C. botulinum

C. difficile

detection

specific antigen

stool culture

C. novyi

C. perfringens

C. septicum

C. tetani

Clot retraction

Clotting factors

amyloidosis

hemophilia A

hemophilia B

partial thromboplastin time

prothrombin time

PT

PTT

thromboembolism

von Willebrand disease

Clotting time

CML.
See
Chronic myelogenous leukemia (CML)

CMML.
See
Chronic myelomonocytic leukemia (CMML)

CMT.
See
Charcot-Marie-Tooth (CMT) disease

CMV.
See
Cytomegalovirus (CMV)

CNS.
See
Central nervous system (CNS) disorders

Co
²

metabolic acidosis

pulmonary edema

Coagulation test

acute myeloid leukemia

Coagulopathy

activated partial thromboplastin time (aPTT)

antithrombin

fibrinogen

hypersplenism

INR

of liver disease

plasma transfusion

PT

von Willebrand factor

Cobalamin.
See
Vitamin B
¹²

Cocaine

addiction medicine, drug testing panel

intoxication, chest pain

pain management, urine drug testing panel

Coccidia

Coccidioides
species

Coccidioidomycosis

Codeine, pain management

Cold

direct antigen testing

molecular tests

serology

viral culture

Cold agglutinin disease

Cold agglutinin titers

AIHAs

Mycoplasma
and
Ureaplasma

Cold-reactive AIHAs

Colitis

collagenous

fecal leukocytes exam

pseudomembranous

ulcerative, chronic nonspecific

Coma and stupor

causes

cerebral disorders

endocrine disorders

poisons, drugs/toxins

psychogenic conditions

clinical presentation

Combined first-trimester and second-trimester screening.
See
Prenatal testing

Common cold.
See
Cold

Common warts

Complement system assays

cryoglobulinemia

HCDD

hepatitis C

plasma transfusion

vasculitis

Complete blood count (CBC)

acute myeloid leukemia (AML)

acute viral hepatitis

asthma

chest pain

chronic lymphocytic leukemia

croup

diarrhea

with differential

HbE disease

HCV infection

heart failure

hereditary spherocytosis

hyperbilirubinemia

meningitis

pneumonia

PNH

PRCA

preeclampsia

during pregnancy

renal cell carcinoma

stroke

thrombophlebitis

viral pneumonia

von Hippel–Lindau disease

Complete hydatidiform mole (CHM)

Compound S.
See
11-Deoxycortisol

Condyloma acuminata

Congenital absence of the vas deferens (CAVD)

Congenital clotting defects

Congenital conjugated hyperbilirubinemia

Congenital coronary anomalies

Congenital disorders, CNS

Congenital kidney disorders

ectopic kidney

hereditary nephritis

horseshoe kidney

MCKD

medullary sponge kidney

nephronophthisis

polycystic kidney disease

renal parenchymal malformation

thin basement membranenephropathy

Von Hippel–Lindau disease

Congestive heart failure (CHF)

altered liver function

anemia

dyspnea

pericardial Constriction

with preserved ejection fraction (HF
^p
EF)

pleural effusion

respiratory alkalosis

Connective tissue disorders

Constrictive pericarditis

Contamination

Coombs test

AIHAs

CLL

direct coombs test (DAT)

hemoglobinuria

hereditary spherocytosis

indirect coombs test (IAT)

preterm infants

TTP

Co-oximetry

COPD.
See
Chronic obstructive pulmonary disease (COPD)

Copper

Cordocentesis.
See
Fetal blood sampling

Corona viruses

Coronary aneurysm

Coronary angiography/stress imaging, CHF

Coronary artery spam

nonatherosclerotic ischemia

pheochromocytoma

Corticosterone.
See
11-Deoxycortisol

Corticotropin-releasing hormone (CRH)

Cortisol

adrenal insufficiency

Cushing syndrome

free urine, 24-Hour

gynecomastia

hypopituitarism

paracoccidioidomycosis

saliva

serum

twenty-four–hour urine free cortisol, pituitary tumors

Cortodoxone.
See
11-Deoxycortisol

Corynebacterium diphtheriae.
See also
Diphtheria

culture (rule out)

routine throat culture

Cosyntropin test.
See
ACTH Stimulation test; ACTH stimulation test

Cotinine

Cough

acute

chronic

croup

pulmonary diseases

infectious respiratory diseases
See
(
See
Infectious respiratory diseases)

noninfectious respiratory diseases
See
(
See
Noninfectious respiratory diseases)

subacute

Coxiella burnetii

Coxsackie viruses.
See also
Enteroviruses (EVs)

myocarditis

spinal cord infarction

C-peptide

C
¹⁴
-platelet serotonin release (PSR)

CPK.
See
Creatinine phosphokinase (CPK)

Cranial nerve neuropathy, multiple

CrCl.
See
Creatinine clearance (CrCl)

C-reactive protein (CRP)

atherosclerosis

bartonellosis

cardiovascular risk classification

cerebral venous sinus thrombosis

chest pain

cryoglobulinemia

EGPA

ESR

Felty’s syndrome

giant cell (temporal) arteritis

granulomatosis with polyangiitis

high-sensitivity

MCTD

meningitis

metabolic syndrome

myocarditis

pancreatitis

pelvic inflammatory disease

PMR

polyarteritis nodosa

psoriatic arthritis

reactive arthritis

regional enteritis

renal infarction

respiratory adenovirus culture (rule out)