H

Hall technique, 822

halo effect, 656

halo-like bone loss, 29

halothane, 911–912, 912f

hand and engine-driven instruments, 290–308

hand instruments, 321–324, 326f, 937

handle movements, 325f

handpieces, 153

hand washing, 131–132

Hank’s Balanced Salt Solution (HBSS), 648

hard tissue

apical barriers, 627f, 631, 633f

configurations/shapes of, 136

coronal hard-tissue deposition, 290f

palpation of alveolar, 14

surgical access in, 744

wounds See (wound healing)

hard-tissue barriers, 631–632

hard-tissue deposition, 286

hard-tissue formation, 630–631

harpooned implants, 438f

Harvey Chemiclave, 127–129

h-CGRP(8-37), 486f

headaches

cluster, 57

International Headache Society, 56–57

migraine, 57

tension-type, 57

head pain, 55

healing patterns See wound healing

HealOzone, 257–258, 259f

Health Insurance Portability and Accountability Act (HIPAA), 91, 405–406, 964

electronic communication systems and, 1004

equipment security, 975

health maintenance organizations, 409–410

heart conditions See cardiovascular conditions/events

heat carriers, 910–911

heat generation, 916, 934–935

heating of osseous tissue, 744

heating systems, 244f, 271, 373f, 376f–377f, 379f

heat pluggers, 919f

heat-related injuries

overheating posts, 414f

pulpal damage, 513, 513f–514f

during retreatment procedures, 934–935

tissue adherence to heating tip, 912f

tissue damage from ultrasound, 911f

heat testing See thermal testing

Hedstrom files, 232f, 291–292, 918f, 924f, 932f

helper T-cells, 471f

hematogenous infections, 97

hematologic conditions, 5b

hemorrhages, 73, 820–821, 840–841

hemostasis/hemostatic agents, 825f

collagen-based, 440, 613f, 745, 746f

ferric sulfate, 828

localized hemostasis, 713, 737–738, 745–747, 756, 941–942

nonpharmacologic agents, 823

for patients on anticoagulation therapy, 729

in periradicular surgery, 745–747

pulpal reactions to, 519

with pulp-preserving treatment, 846

HeNe (helium neon) laser, 519

hepatic enzymes, 687

herbal supplements, 404

Hermann, B. W, 602

hermetic seals, 352

herpes simplex virus (HSV), 59

herpesvirus, 579–580

herpes zoster virus (HZV), 59, 59f

Hertwig’s epithelial root sheath (HERS), 457, 813–814, 849–850

heterotopic pain, 53, 55–56, 61

H-files, 240t

HIPAA See Health Insurance Portability and Accountability Act (HIPAA)

histopathology

of acute immunoinflammatory response, 540

of apical periodontitis, 535–536, 545, 546f–550f, 548

of cysts, 662

of internal root resorption, 644

HIV and AIDS patients, 76, 88, 444–445, 579–580

HLA-DR+ matured macrophage in, 469f

Hodgkin’s disease, 73, 694

holism, 565

homeostatic regulation, 52

Hookian elasticity, 306f

horizontal incisions, 741–742

horizontal root fractures, 638f, 1013–1016

host cells, 564

host defense mechanisms, 562, 564, 567

host-parasite interactions, 531–532

host resistance, 582

HotShot delivery system, 378

Ho:YAG laser, 519

H-type instruments, 231–232

humoral control of blood flow, 486

humoral immune response to caries, 508

Hunter, William, 587

hyaluronan, 472

hyaluronidase, 700

hybrid techniques for cleaning and shaping, 327–330, 333f–334f, 340f

hydraulic chamber of canal, 116

hydrodynamic mechanism of dentin sensitivity, 478, 480

hydrogen peroxide, 252–253, 335–336

hydrostatic pressure changes, 483

hydrostatic stimulation pulses, 483f

hyperalgesia, 60, 672–674, 673b, 675f

causes of, 675–676

central, 685

characteristics of, 482–483

with noxious stimuli, 674

secondary, 52

hypercementosis, 871f

hypnosis, 959–960

hypochlorite See sodium hypochlorite (NaOCI)

hypophosphatasia, childhood, 461f

hypotensive crisis, 694