Helicobacter pylori, 265, 399
Hematological adverse reactions, 546–547
anemia, 546
coagulation, 546
thrombocytopenia, 546
Hematologic diseases, 351
Hemodialysis, 493
Hemophagocytic syndrome, 384
Hemophilus influenzae, 164, 167, 170
Hemoptysis, physical findings
diagnostic features, 56
noninfectious mimics, 56
PE findings, 56
Hemorrhagic conjunctivitis, 74
Hemorrhagic fever with renal syndrome (HFRS), 328
Hemorrhagic meningoencephalitis, 479
HEPA.SeeHigh efficiency particulate air (HEPA)
Hepatic abscess, 398
Hepatic parenchyma, 341
Hepatitis A/B
anti-TNF therapy and, 383
Hepatobiliary iminodiacetic acid (HIDA), 264
Hepatocellular carcinoma (HCC), 81
Hepatotoxicity, 549
Herd immunity, 160
Herpes encephalitis, 90
Herpes simplex virus (HSV), 97, 154, 159, 181
anti-TNF therapy and, 382
Herpes simplex virus 1 (HSV-I), 38
encephalitis, 329
pneumonia, 15
Herpes zoster (VZV), 36, 71
complications of, 36–37
lower abdomen of patient with, 37
HFRS.SeeHemorrhagic fever with renal syndrome
(HFRS)
HHV-6.SeeHuman herpesvirus-6 (HHV)-6
HiB vaccine.SeeHaemophilus Influenzae type B
(HiB) vaccine
HI/CMI.SeeB/T-lymphocyte function (HI/CMI)
HICPAC.SeeHospital Infection Control Practices
Advisory Committee (HICPAC)
HIDA.SeeHepatobiliary iminodiacetic acid
(HIDA)
High efficiency particulate air (HEPA), 433
High spiking fevers (1028F), 6
Histamine, 544
Histoplasma capsulatum, 328, 381
Histoplasma infection
anti-TNF therapy and, 381
HIVE.SeeHuman immunodeficiency virus
encephalopathy/encephalitis (HIVE)
H1N1 swine influenza, 165–166, 168–169, 171
H5N1 avian influenza, 473–474
Hollenhorst plaque, 74
Hospital-acquired methicillin-resistant
Staphylococcus aureus(HA-MRSA), 103
epidemiology of, 104
infections caused by
in adult ICUs, 104
in neonatal ICUs, 104
[Hospital-acquired methicillin-resistant
Staphylococcus aureus(HA-MRSA)]
mode of transmission of, 105–106
risk factors for acquisition of, 106
sources of, 105
Hospital-acquired pneumonia (HAP), 514.
See alsoVentilator-associated
pneumonia (VAP)
defined, 178
epidemiology, 178–179
leukocyte-depleted red blood cell transfusion
and, 186
microbiology of, 180–182
pathogenesis of, 179–180
prevention, 182–186
risk factors, 182
Hospital Infection Control Practices Advisory
Committee (HICPAC), 116
Host defense mechanisms
role of liver in, 341
Howell-Jolly bodies, 167, 353
HPS.SeeHantaviral pulmonary syndrome (HPS);
Hantavirus pulmonary syndrome (HPS)
HSV.SeeHerpes simplex virus (HSV)
HSV-1.SeeHerpes simplex virus 1
HT.SeeHeart transplantation (HT)
Human herpesvirus-6 (HHV)-6, 389
infection, in SOT recipients, 395–396, 400–401
Human immunodeficiency virus encephalopathy/
encephalitis (HIVE)
clinical and radiologic diagnosis of, 92
mimic of, 92
Human immunodeficiency virus (HIV)
asplenic and, 352
Human monocytic ehrlichiosis, 390
Human rabies disease, 329
HVAC.SeeHeating ventilation air-conditioning
(HVAC) system
Hydrophobia, 480
Hydroxychloroquine, 377
Hypercalcemia, 424
Hyperpyrexia, physical findings
diagnostic features, 50
noninfectious mimics, 50
PE findings, 50
Hyperthermia, 129
Hypogammaglobulinemia, 399
Hyponatremia, 424
Hypotension, severe CAP with
diagnostic approach, 166
functional/anatomic hyposplenia and, 166
Hypothermia, physical findings
diagnostic features, 50
noninfectious mimics, 50
PE findings, 50
Hypoxemia, 423
degree of and severe CAP, 170–175
IA.SeeInvasive aspergillosis (IA)
IBD.SeeInflammatory bowel disease (IBD)
Index 567