Schizophrenia and Depression What is Alzheimer’s? Most common type of dementia Incidence increases with age Root cause is genetic but most appear sporadic and random Person seems to be disabled, immobile, and muted Usually die of pneumonia Symptoms of depression What is bipolar disorder? Bipolar disorder, or manic-depressive illness, is a mood disorder that causes unusual shifts from depression, to mania, an overly elevated, energetic, irritable mood. •Periods of highs & lows are called episodes of mania & depression.
Types of anxiety disorders; PSD, OCD, generalized anxiety disorder, panic disorder, social phobias o What things can trigger post traumatic stress? Anxiety Disorder- normal phenomenon of fight or flight What is osteomyelitis and its mechanism? Osteomyelitis: inflammation of the bone marrow in the medullary cavity and the spaces of the spongy bone -Long bones are affected near the ends at the growth plate Mechanism: Caused by staphylococci which is carried by blood to bone bacteria can also enter through open wound May lead to abscess in bone- compression of small blood vessels reduces circulation causing bone necrosis Infection may spread under periosteum, lifting sections of it from bone surface Heal- deposit bone/ antibiotics/surgery to remove necrotic bone tissue What is Potts disease? o What is its relationship with TB Occurs when bacteria of pulmonary tuberculosis spreads to the bones from the lungs – affects long bone and knee Potts Disease- tuberculosis of vertebrae leading to deformity and paralysis -Usually in children Leads to cavitation and tissue destruction Treatment: antibiotics (Mycobacterium have developed resistance) What is rickets? Disease of infancy in which the bones do not properly ossify, or harden bones are soft and tend to bend *weight bearing bones of the body become deformed (legs bent) Sternum projects forward and bony nodules form on the ends of ribs, wrist, ankle, and knees Symptoms: skull large and square, flaccid muscles, delayed teeth, potbelly Prevention- Vitamin D-fortified milk and sunlight Sunlight converts dehydrocholesterol in skin to Vitamin D What is Paget’s disease? Osteitis Deformans Overproduction of bone in skull, vertebrae, or pelvis Bone softening followed by bone overgrowth -New bone tissue is abnormal and fractures easily Skull enlarges- cranial nerves affected- vision and hearing Cause: unknown
What is osteomalasia? The softening or decalcification of bones in adults. Symptoms include muscle weakness, weight loss, and bone pain. Caused my inadequate dietary Vitamin D and dietary deficiency of calcium or phosphorus. Bones of vertebral column, legs, and pelvis are susceptible to bending and fractured with stress. Treatment: Vitamin D, Calcium, or phosphorus What is arthritis o What is the difference between osteoarthritis and rheumatoid arthritis? Which is crippling?
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- Fall '09
- Diabetes, small blood vessels