This book is intended as a textbook for a course in radiation physics in aca-demic medical physics graduate programs. The book may also be of interestto the large number of professionals, not only physicists, who in their dailyoccupations deal with various aspects of medical physics and have a need toimprove their understanding of radiation physics.Medical physics is a rapidly growing specialty of physics, concerned withthe application of physics to medicine mainly, but not exclusively, in the ap-plication of ionizing radiation to diagnosis and treatment of human disease...
Radiotherapy, also referred to as radiation therapy, radiation oncology or
therapeutic radiology, is one of the three principal modalities used in the
treatment of malignant disease (cancer), the other two being surgery and
In past decades the number of exercising individuals and the area of sports medicine have grown considerably.
Sports medicine has developed both in terms of its clinical importance with appropriate diagnosis and adequate rehabilitation
following injury as well as its potential role in the promotion of health and prevention of life-style diseases
in individuals of all ages.
For many years, the number one cause of death in the United States
has been heart disease, which kills more than 650,000 people per
year. In addition, almost 25 million people were living with a diagnosis
of heart disease in 2004, according to the National Center for Health
Statistics. The American Medical Association wants people to know and
understand that aside from some inherited or congenital conditions,
heart disease is largely preventable.
Public health officials have long been concerned about the effect of
the environment on human health. In the nineteenth century, public
health efforts in the United States were focused on controlling
the spread of infectious disease, and advances in sanitation and the
provision of clean water contributed to improvements in the health
of the population.
Table 54-14 Causes of Urticaria and Angioedema
I. Primary cutaneous disorders
A. Acute and chronic urticariaa
B. Physical urticaria
2. Solar urticariab
3. Cold urticariab
4. Cholinergic urticariab
C. Angioedema (hereditary and acquired)b
II. Systemic diseases
A. Urticarial vasculitis
B. Hepatitis B or C infection
C. Serum sickness
D. Angioedema (hereditary and acquired)
A small minority develop anaphylaxis.
The common physical urticarias include dermographism, solar urticaria, cold urticaria, and cholinergic urticaria.
The answers to questions with high discriminating value can quickly narrow the range of potential causes of diarrhea and help determine whether treatment is needed. Important elements of the narrative history are detailed in Fig. 122-1.
Physical Examination The examination of patients for signs of dehydration provides essential information about the severity of the diarrheal illness and the need for rapid therapy. Mild dehydration is indicated by thirst, dry mouth, decreased axillary sweat, decreased urine output, and slight weight loss.
I am very grateful to the special group of distinguished scientists who made up the Panel
and Secretariat for this major review of the evidence on food, nutrition, physical activity
and cancer. The vision of WCRF International in convening this Panel and confidence in
letting a strong-willed group of scientists have their way is to be highly commended.
In our view, the evidence reviewed here that led to our recommendations provides a
wonderful opportunity to prevent cancer and improve global health. Individuals and
populations have in their hands the means to lead fuller, healthier lives.
Tham khảo sách 'mineral requirements for military personnel: levels needed for cognitive and physical performance during garrison training', khoa học tự nhiên, vật lý phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả
We are pleased to present the Tenth Edition of Veterinary
Medicine, 45 years since the first'Blood and Henderson' Veterinary
Medicine was published in 1960. Because the demand for this
book continues undiminished, we assume that we have a
philosophy, a format and a price that is attractive and meets the
demands of undergraduate veterinary students and graduate
veterinarians working in the field of large-animal medicine. For
this edition, Significant changes were needed to keep up to date
with the increasingly rapid expansion of knowledge about the
diseases of large animals.
I am a clinical psychologist. The guiding training model for clinical
psychology is called "scientist-practitioner" which demands that any
Ph.D. clinical psychologist must be trained both as a scientist and
practitioner. Since receiving my Ph.D.
In his Lectures on the Duties and Qualifi cations of a Physician (1770) Doctor
John Gregory sympathized with students who were forced to study medical history,
claiming, ‘It is indeed an unpleasant task, and, at fi rst view, seems a useless
one, to enquire into the numerous theories that have infl uenced the practice of
physic in diff erent ages’.
Lisa Lieberman, M.S.W., L.C.S.W., is a psychotherapist
with Parkinson’s Resources of Oregon. When it comes
to communicating with children about Parkinson’s —
or any disease — she believes that knowledge is power.
“Lack of knowledge creates more anxiety,” she says.
“Kids are intuitive. They know what’s going on. If they
aren’t given a way to make sense of it, it just makes it
worse for them.”
Even the most difficult news, once out in the open,
relieves the anxiety that uncertainty creates.
Dual Eligible SNPs are especially relevant to health centers because health center patients are more likely
to be low income and qualify for Medicaid as well as Medicare. These plans receive higher capitation
rates than Medicare-only plans because Medicaid recipients have higher levels of disease problems and
complicating socio-economic factors and thus are considered by CMS to be of higher risk. Not only do
dual eligible patients have more chronic disease problems but they are also more likely to have functional
disabilities as well.
Estrogen therapy: Using estrogen to treat symptoms of change of life is known as
estrogen therapy or menopausal hormone therapy. Estrogen treatment can reduce hot
flashes, improve vaginal dryness, and help prevent the weakening of the bones
(osteoporosis) that can happen with menopause. But the use of estrogen by itself
increases a woman's risk of getting endometrial cancer in women who still have a uterus.
Estrogen therapy also increases a woman's chance of developing serious blood clots and
To understand what are the main reasons to cause the disease and dead off on the marine shrimp
culturing system in Mekong coastal areas, the survey on 14 sites was carried out in five hamlets of Baclieu province. The physical, chemical and plankton factors in the groups of water body such as dead shrimp ponds, stronger shrimp ponds and water supplied systems were sampled.
Bender's Dictionary of Nutrition and Food Technology, Seventh Edition, remains the essential reference book for anyone interested in nutrition, dietetics, food science, and food technology. The first edition was published 40 years ago and contained 2,000 entries. This Seventh Edition now includes over 5,000 succinct, authoritative definitions.
Nutrient requirements for optimum health and function of aging physiological systems often are
quite distinct from those required for young ones. Recognition and understanding of the special
nutrition problems of the aged are being intensively researched and tested, especially due to the
increases in the elderly in the general population. In developed countries, economic restrictions and
physical inactivity during aging can significantly reduce food intakes, contributing to nutritional
stresses and needs. Many disease entities and cancers are found with higher frequency in the aged.