Maureen Welker received a Bachelor of Science degree from California State University, Long Beach (CSULB) and also obtained a Public Health Nurse Certification. There she served as Vice President of the Graduate Nurses Association, at CSULB and also served as President of the Graduate Nurses Association. Ms. Welker is a board-certified Nurse Practitioner and is currently on staff at Mission Hospital Regional Medical Center.
Dr. Shiel received a Bachelor of Science degree with honors from the University of Notre Dame. There he was involved in research in radiation biology and received the Huisking Scholarship. After graduating from St. Louis University School of Medicine, he completed his Internal Medicine residency and Rheumatology fellowship at the University of California, Irvine. He is board-certified in Internal Medicine and Rheumatology.
ICU psychosis is a disorder in which patients in an intensive care unit (ICU)
or a similar setting experience a cluster of serious psychiatric symptoms.
Another term that may be used interchangeably for ICU psychosis is ICU syndrome. ICU psychosis is also a form of delirium, or acute brain failure.
What causes ICU psychosis?
Environmental Causes
Sensory deprivation: A patient being put in a room that often has no
windows, and is away from family, friends, and all that is familiar and
comforting.
Sleep disturbance and deprivation: The constant disturbance and noise
with the hospital staff coming at all hours to check vital signs, give medications, etc.
Continuous light levels: Continuous disruption of the normal biorhythms with
lights on continually (no reference to day or night).
Stress: Patients in an ICU frequently feel the almost total loss of control over
their life.
Lack of orientation: A patient's loss of time and date.
Medical monitoring: The continuous monitoring of the patient's vital signs, and
the noise monitoring devices
produce can be disturbing and create sensory overload.
Medical Causes
Pain which may not be adequately controlled in an ICU
Critical illness: The pathophysiology of the disease, illness or traumatic event
- the stress on the body during an illness can cause a variety of symptoms.
Medication (drug) reaction or side effects: The administration of
medications typically given to the patient in the hospital setting that
they have not taken before.
Anxiety is a feeling of apprehension and fear characterized by physical symptoms. Anxiety disorders are serious medical illnesses that affect approximately 19 million American adults.
Dehydration is the excessive loss of body water. There are a number of causes of dehydration including heat exposure, prolonged vigorous exercise, and some diseases of the gastrointestinal tract. The best way to treat dehydration is to prevent it from occurring.
Panic attacks are sudden feelings of terror that strike without warning. These episodes can occur at any time, even during sleep. A person experiencing a panic attack may believe that he or she is having a heart attack or that death is imminent. The fear and terror that a person experiences during a panic attack are not in proportion to the true situation and may be unrelated to what is happening around them. Most people with panic attacks experience several of the following symptoms: racing heartbeat, faintness, dizzyness, numbness or tingling in the hands and fingers, chills, chest pains, difficulty breathing, and a feeling of loss or control. There are several treatments for panic attacks.
Stress occurs when forces from the outside world impinge on the individual. Stress is a normal part of life. However, over-stress, can be harmful. There is now speculation, as well as some evidence, that points to the abnormal stress responses as being involved in causing various diseases or conditions.
Vancomycin-resistant enterococci (VRE) infection is the most common type of infection acquired by patients while hospitalized. Patients at risk for VRE are those who are already ill, and hospitalized, including individuals with diabetes, elderly, ICU patients, kidney failure patients, or patients requiring catheters. Enterococci can survive for months in the digestive tract and female genital tract. Other risk factors for acquiring VRE include those how have been previously treated with vancomycin and combinations of other antibiotics. Treatment of VRE is generally with other antibiotics other than vancomycin. Prevention of VRE can be achieved by proper hand hygiene.
A number of vital tasks carried out during sleep help maintain good health and enable people to function at their best. Sleep needs vary from individual to individual and change throughout your life. Not getting enough sleep can hurt memory performance, health, and your mood.
Psychotic disorders are a group of serious illnesses that affect the mind. Different types of psychotic disorders include schizophrenia, schizoaffective disorder, schizophreniform disorder, brief psychotic disorder, shared psychotic disorder, delusional disorder, substance-induced psychotic disorder, paraphrenia, and psychotic disorders due to medical conditions.
Acute respiratory distress syndrome (ARDS) is a lung condition in which trauma to the lungs leads to inflammation of the lungs, accumulation of fluid in the alveolar air sacs, low blood oxygen, and respiratory distress. Causes of ARDS include: pneumonia, aspiration, severe blow to the chest, sepsis, severe injury with shock, drug overdose, and/or inflamed pancreas. Treatment for ARDS include extra oxygen, and/or medication.
Heart failure is caused by many conditions including coronary artery disease, heart attack, cardiomyopathy, and conditions that overwork the heart. Symptoms of heart failure include congested lungs, fluid and water retention, dizziness, fatigue and weakness, and rapid or irregular heartbeats.
Biologic rhythms, or biorhythms, are how our bodies respond to the regular phases of the sun, moon, and seasons. A medical chronobiologist studies how the "body clock" or biorhythms affect diseases and how the body clock responds to treatment of diseases and conditions at different times of the day.
Most often, caregivers take care of other adults who are ill or disabled. Less often, caregivers are grandparents raising their grandchildren. The majority of caregivers are middle-aged women. Caregiving can be very stressful, so it's important to recognize when it's putting to much strain on you and to take steps to prevent/relieve stress.
Extensively drug-resistant tuberculosis (XDR TB) is a rare form of multidrug-resistant tuberculosis (MDR TB) that's transmitted when TB germs are expelled into the air by sneezing, speaking, singing, or coughing.
Panic attacks may be symptoms of an anxiety disorder. These attacks are a
serious health problem in the U.S. At least 20% of adult Americans, or about 60
million people, will suffer from panic attacks at some point in their lives.
About 1.7% of adult Americans, or about 3 million people, will have full-blown
panic disorder at some time in their lives, twice as often for women than men. The peak age at which people have their first panic attack (onset) is 15-19 years. Another fact about panic is that this symptom is strikingly different from other types of anxiety; panic attacks are so very sudden and often unexpected, appear to be unprovoked, and are often disabling.
Childhood panic disorder facts include that about 0.7% of children suffer from
panic disorder or generalized anxiety disorder and that although panic is found
to occur twice as often in women compared to men, boys and girls tend to
experience this disorder a...