Wallach's Interpretation of Diagnostic Tests: Pathways to Arriving at a Clinical Diagnosis (1466 page)

pulmonary embolism

thrombophilia

Homovanillic acid, urine (HVA)

Hook effect

Horseshoe kidney

HP.
See
Hereditary pyropoikilocytosis (HP)

HPLC.
See
High-performance liquid chromatography (HPLC)

HPV.
See
Human papillomavirus (HPV) infection

HS.
See
Hereditary spherocytosis (HS)

hs-CRP/cardiac CRP.
See
High-sensitivity C-reactive protein (hs-CRP/cardiac CRP)

HSP.
See
Henoch-Schönlein purpura (HSP)

HSV.
See
Herpes simplex virus (HSV)

HTLV-1, hyperinfection syndrome

HTR.
See
Hemolytic transfusion reactions (HTR)

Human chorionic gonadotropin (hCG)

ectopic pregnancy

free β–hCG

gestational trophoblastic disease

H-hCG (hyperglycosylated hCG)

Intact hCG

multiple gestations

ovarian germ cell neoplasms

ovarian sex cord-stromal neoplasms

trophoblastic disease

Human epididymis protein 4 (HE4)

epithelial ovarian carcinoma

ovarian carcinomas

Human granulocytotropic anaplasmosis (HGA)

Human immunodeficiency virus (HIV)

1/2 antibody screen

adrenal insufficiency

Bell palsy

Burkitt lymphoma

CDC web site

CMV

CNS abscesses

cryoglobulinemia

encephalitis

hepatitis B

hepatitis C

HIV-1 genotype

HIV-1 RNA

hyperinfection syndrome

ITP

myocarditis

SIADH

stroke

syphilis

systolic dysfunction with heart failure

TB

test during pregnancy

Toxoplasma gondii

vasculitis

Western blot assay

Human leukocyte antigen (HLA)

and disease associations/drug hypersensitivity reactions

kidney transplantation, testing

deceased donor transplant

final cross-match

interim antibody screen and cross-match

monthly antibody screening program

new patient testing

posttransplant monitoring

UNET waitlist maintenance and transplant support

United Network for Organ Sharing (UNOS)

matching, platelet transfusion

and stem cell transplant

testing

Human metapneumovirus, respiratory culture direct detection

Human monocytotropic ehrlichiosis (HME)

Human papillomavirus (HPV) infection

cervical carcinoma

DNA testing, cervical carcinoma

genital culture

Hunter syndrome

Huntington disease (HD)

dementia

movement disorders

Hurler syndrome

HUS.
See
Hemolytic uremic syndrome (HUS)

HVA.
See
Homovanillic acid, urine (HVA)

Hydrocodone, pain management

Hydromorphone, pain management

Hydrops fetalis with Hb Bart

Hydroxybutyrate beta (BHB)

Hydroxyprogesterone.
See
17α-Hydroxyprogesterone

Hyperadrenergic states, chest pain

cocaine intoxication

diagnosis

methamphetamine intoxication

pheochromocytoma

stress-induced (takostubo) cardiomyopathy

Hyperaldosteronism, primary

Hyperalphalipoproteinemia

HDL cholesterol (HDL-C)

LDL cholesterol (LDL-C)

TG

Hyperbilirubinemia

ALP

amylase

CBC

conjugated, cirrhosis

endoscopic retrograde cholangiopancreatography (ERCP)

hepatic transaminase

magnetic resonance cholangiopancreatography (MRCP)

neonatal

percutaneous transhepatic cholangiography (PTC)

total bilirubin

unconjugated, causes of

causes

diagnostic imaging

laboratory evaluation

Hypercalcemia

calcium

causes of

chronic renal failure

1,25-dihydroxvitamin D

24-hour urine calcium

metabolic alkalosis

milk-alkali syndrome

parathyroid hormone–related protein (PTHrP)

prevalence

PTH

Hypercalcemic nephropathy

Calcium

GFR

urine osmolality

Hypercalciuria.
See also
Calculi

Calculi

parathyroid hormone (PTH)

renal tubular acidosis

vitamin D

Hyperchloremic acidosis, renal tubular acidosis

Hypercholesterolemia

familial

focal segmental glomerulosclerosis

polygenic

Hypercortisolism

Hypereosinophilic (HES) syndrome

Hypergastrinemia, atrophic (type A gastritis)

Hyperglycemia

diabetic ketoacidosis

hyperosmolar hyperglycemic nonketotic coma

Hyperinfection syndrome

HIV

HTLV-1

O&P examination

Hyperlipidemia

Apo A-I

apolipoprotein (LpA)

apolipoproteins B

causes

glucose tolerance

HDL cholesterol (HDL-C)

LDL cholesterol (LDL-C)

lipoprotein

Lp(a)

primary and secondary causes

total cholesterol (TC)

triglycerides (TGs)

uric acid

Hyperosmolar hyperglycemic nonketotic coma

bicarbonate

DM

hyperglycemia

osmolarity

pH

Hyperoxalurias

hematuria

urinary tract infection

Hyperparathyroidism

Ca/Cr clearance ratio

calcium

causes of

creatinine

1,25-dihydroxyvitamin D3

24-hour urine calcium excretion

imaging studies

MEN syndromes

metabolic acidosis

osteitis fibrosa cystica

osteoporosis

parathyroid hormone–related protein (PTHrP)

prevalence

PTH

vitamin D

Hyperprolactinemia

infertility

LH

premenopausal women

Hypersensitivity vasculitis

cryoglobulinemia

ESR

Hypersplenism

coagulopathy

neutropenia

Hypertension

blood pressure classification

calcium

direct Coombs test

hypertensive crisis

microalbumin

pheochromocytoma

potassium

primary hyperaldosteronism

rheumatoid factor (RF)

SLE

Hypertensive encephalopathy

CSF protein

Hypertensive nephrosclerosis

BUN

creatinine

Hyperthyroidism.
See also
Thyrotoxicosis

basophilia

Graves disease

gynecomastia

Hashimoto thyroiditis

HbF

Hypertrichosis, hirsutism

Hypertriglyceridemia

TG

VLDL

Hypertrophic obstructive cardiomyopathy

Hyperviscosity syndrome

Hypoalbuminemia

Hypobetalipoproteinemia

Apo B

HDL cholesterol (HDL-C)

LDL cholesterol (LDL-C)

TC

VLDL

Hypocalcemia, during neonatal period

Hypochlorhydria.
See
Achlorhydria

Hypofibrinogenemia

Hypogastrinemia, nonatrophic (type B gastritis)

Hypoglycemia, during neonatal period

Hypogonadism, male gynecomastia

Hypokalemia, primary hyperaldosteronism

Hyponatremia

SIADH

sodium (Na) level

Hypoparathyroidism

Hypophosphatasia

Hypopituitarism

ACTH stimulation test

causes of

cortisol