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Patho Exam #4
kidney, spine, CNS
56
Pathology
Undergraduate 2
12/11/2009

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Term
Calculation of GFR
Definition
GFR= (volume X Cu)/Cp
Term
Polycystic Disease
Definition
effects nephrons, abnormal tubal blockage, upper portion balloons out (cyst) Infantile recessive 3-4 yrs, adult dominant longer to develop.
Term
Renal Tubular Acidosis
Definition
failure in metabolism, cannot pump out H+, cannot make bicarb, adult dominant, childhood not single gene 18 months, polyuria, decrease gravity, hypokalemia, calcification of kidneys. Tx bicarb
Term
Cystitis
Definition
inflammation of bladder, ascending, normal flora or pathogens, urgency, frequency, dysuria, lack of IgA, retention, Tx antibiotics
Term
Acute Pyelonephritis
Definition
women more likely, swollen abscessed infection, weakness, fever, antibiotics for 6 weeks, hospitalization, recover or chronic renal failure
Term
Chronic Pyelonephritis
Definition
slow destruction of kidney, 10-20 yrs, small shrunken scarred, no known cause, transplant or dialysis, not good prognosis
Term
Predisposing factors of UTI
Definition
decreased IgA, retention, urethrovesical reflux (urethra to bladder), vesicoureteral reflux (bladder to ureters), diabetes, HTN, prostate, female structure
Term
Effects of kidney obstruction
Definition
infection, calculi formation, hydronephrosis
Term
Urolithiasis
Definition
high concentration of insoluble substances in plasma, pH changes, high ADH, infection, alkaline urine (Ca phosphate or Ca carbonate), acid urine (ca oxalate, cystine, uric acid), renal colic PAIN
Term
Acute Glomerulonephritis
Definition
type 3 hypersensitivity, latency after strept throat, activated compliments, innocent bystander, glomerular damage, glomerular thickening, proteinuria, hematuria, oliguria, HTN, edema
Term
Rapidly Progressive Glomerulonephritis
Definition
type 2 hypersensitivity, 2 years, antibody in blood, rapid renal failure destroys basement membrane, ass. with Goodpasteur's syndrome
Term
Nephrotic Syndrome
Definition
destruction of filtering system, loss of massive amount of albumin -> systemic and pulmonary edema
Term
Stages of uremic syndrome (renal failure)
Definition
impairment 40-60, insufficient 10-40, failure <10
Term
Na+ and H20 imbalances in chronic renal failure
Definition
insuff. polyuria, failure retention
Term
K+ imbalances in chronic renal fail
Definition
insuff. hypokalemia, failure hyperkalemia
Term
Nitrogen containing substances excreted by kidneys
Definition
urea (BUN), creatine, ammonia, middle molecular range molecules
Term
Azotemia
Definition
failure to get rid of N+ ammonia, urea, creatnine, middle range molecular, leads to peripheral neuropathies
Term
Hemodialysis
Definition
internal shunt and access, bath sets level of eqilibirum for diffusion, bicarb into blood because of acidosis, bacteria in bath, rbc and protein in blood, dietary restrictions, time, cost, depression death from CaPO4 in vessels
Term
Causes of acute renal failure
Definition
PRE: hypovolemia, dehydration, cardiac failure, septic shock. INTRA: acute pyeloneophritis, acute glomerulernephritis, tubular obstruction by myoglobin or Hg, injury by mercury, etheylene, glycol, carbon tetrachloride. POST: complete obstruction, tumor, calculi, stricture, BPH
Term
Phases of Acute Renal Failure
Definition
Oliguric (RETAIN) 7-10 days after damage, <400 mL, edema, hyperkalemia, acidosis, azotemia, CNS. Diuretic (LOSE)- 2-3 weeks after damage, polyuria, dehydration, hypokalemia. Anemia for 1 yr, act of vit D. 50% mortality 2/3 in oliguric phase
Term
Absorptive State
Definition
anabolism, insulin dominates, GH
Term
Postabsorption
Definition
catabolism, glucagon dominates, cortisone, epi, GH
Term
Manifestations of diabetes
Definition
BOTH: hyperglycemia, glucosuri, polyuria, polydipsia, muscle weakness, susceptibility to infection. 1 only: polyphagia, weight loss, ketoacidosis (cannot complete beta oxidation, form ketone bodies releasing H+)
Term
Acute hyperosmotic coma
Definition
excessive carb intake, stress increases cortisone and epi which antagonize insulin, insidious onset, polyuria, dehydration, hypotension, sensory and visual disturbances, seizure, coma, death Tx fluid replace, insulin, K+
Term
Diabetic ketoacidosis
Definition
metabolic acidosis, anorexia, nausea, vomit, neuro supression, kussmaul breathing Tx fluid replace, insulin, K+, NaHCO3
Term
Hypoglycemic Shock
Definition
decreased diet, increase insulin, increase exercise. sudden onset, tachycardia, cold, clammy, weak, confusion, dizzy, convulsion, coma, death, glucose oral or IV, glucagon to mobilize glycogen
Term
Increased infections in diabetics
Definition
impaired circulation, impaired vision and feeling, glucose in urine and retention, impaired chemotaxis and phagocytosis, impaired protein synthesis for healing
Term
Primary vs. Secondary defect in endocrine control
Definition
primary is in gland, secondary is control gland (hypo or tumor)
Term
Thyroid Functions
Definition
metabolic rate, increased blood flow, increase appetite, increased secretion and motility, makes energy transfer less efficient, nerve myelination, bone growth, brain dev, increased CNS activity
Term
Graves
Definition
hyperthyroidism, trauma, benign malignant tumor, heat intolerance, sweat, dehydration, increase calories and o2, heat production, increase HR, appetite, diarrhea, weight loss, tremors, mentation, hyperactivity, psychosis, goiter, exopthalmos, thyroid storm Tx beta 1 block, antithyroid, radioactive iodine, thyroidectomy
Term
Hashimoto's Disease (Cretinism, Myxedema)
Definition
hypothyroidism, decrease metabolic rate and o2 use, cold intolerance, bradycardia, decrease appetite, flatulence, constipation, dwarfism, mental retardation if before 2, coma severe hypothermia, coma, death, replace thyroid before age 2
Term
Cortisone functions
Definition
controls organic metabolism, antagonizes insulin, increase blood glucose, metabolizes fats, anatianabolic, alertness, sympathetics, inhibits inflammation and immunity by suppressing IL2
Term
Addisons
Definition
primary: at adrenal, TB, metastisis, autoimmunity. hyperpigmentation. secondary: panhypopituitarism, hypo not producing any hormones, won't effect aldosterone, no pigment. Hypoglycemia, cannot stand fast or stress, slows pump, acidosis, hypotension,
Term
Postpubic Syndrome
Definition
excessive testosterone production, ovarian tumors and polycystic disease, loss of hair, hair on face, enlarged clit, loss of curves, loss of breats, hirstutism, acne, male body shape, amenorrhea, infertility. Tx cause or stop drugs
Term
Adrenogenital syndrome (prenatal)
Definition
problem in production of cortisone, excessive amounts of testosterone, less cortisone. at birth gonads determined by genetics, external structure by hormones. If uncorrected hirsutism, baldness, acne, male body shape, no testes in scrotum Tx cortisone to decrease shunting, early surgery
Term
Pan hypopituitarism
Definition
ACTH: no stress tolerance, TSH: hypothyroidsm, FSH: intertility, loss of sexual characteristics, GH: dwarf, fast intolerance, MSH: pale
Term
Chronic Esophagitis
Definition
caused by hiatal hernias (sliding acid from stomach, pregnancy, obesity, weak wall...Rolling potion of stomach rolled up cuts off blood supply) Heart burn, ulcers, stricture, avoid spicy food, small potions, surgery if rolling, lose weight, elevate head
Term
Esophageal Cancer
Definition
smoking, alcoholism, esophagitis, LATE manifestations, problem swallowing, poor prognosis
Term
Peptic Ulcers
Definition
Zollinger-Ellison syndrome increased acid production, heliobacter pylori, damaging agents, stress w. cortisone. H+ into mucosa, histamine release (increase cap perm and dilate w. edema), HCl secretion, positive feedback. Relieved by food (buffer)
Term
Treatment of Peptic Ulcers
Definition
relief of stress, dietary management, antacids (sodium bicarb best!, Ca for secretions, magnesium hydroxide inhibits bile acid absorption, aluminum prep inhibits phosphate absorption), H2 block (cimetidine), anticholinergic, antibiotics for H pylori infection
Term
Complications of Peptic Ulcers
Definition
hemorrhage if in submucosa (iron anemia if slow bleeding, if artery hypotension and shock), perforation (peritonitis), penetration (pancreas behind as plug), obstruction (pyloric stenosis and stricture from scarring)
Term
Malabsportion Syndromes
Definition
lack of digestive enzymes and secretions (chronic pancreatitis, cystic fibrosis, liver disease, lactase deficiency), disrupt surface (celiac disease no GLUTEN, tropical spruce give antibiotic, regional enteritis), motility, diarrhea, steatorrhea (fat in stool), flatulence. Deficiencies
Term
Regional Enteritis (Crohn's Disease)
Definition
plaque like regions (granulomatous), rigid tube, mutation in gene IL23 immune response to normal flora, colicky diarrhea, lose weight, dehydration, arthritis, liver inflammation, skin lesions, ankylosing spondylitis, adhesions, stangulate, toxic megacolon, low residue, anticholinergic, antiinflammatory, ilestomy
Term
Chronic Ulcerative Colitis
Definition
ulcers, bleeding, continuous attack on colon w. IL involvement, mild cramping, bloody diarrhea, weight loss, dehydration, arthritis, skin lesions, remissions and exacerbations w. stress, bloody stools, chronic in continuous irritation increase cancer risk, toxic megacolon, cancer, low residue, antiinflammatory
Term
Diverticulosis
Definition
weakened colon muscles, little pouches for bacteria, aging, low residue diet, turns into diverticulitis (colicky pain, high inflammation, severe, perforation, perontitis), Tx otis w. high residue, no little seeds. Tx itis with low residue, prevent perforation
Term
Peritonitis
Definition
omentum around inflammed area, decreased motility of sm. intestine, secretions not absorbed, gas accumulated, paralytic ileus, hypotension, dehydration, drain ab cavity, significant loss
Term
Types of intestinal Obstruction
Definition
non mechanical paralytic ileus (post ab surgery, peritonitis, hypokalemia), mechanical (adhesions- scarring, volvulus- loop of bowel twists, intussusception- one loop into another polyps causes, herniation (inguinal, femoral, ventral), tumors
Term
Paralytic Ileus
Definition
non mechanical intestinal obstruction, continuous pain, silent bowel sounds
Term
Mechanical Intestine Obstruction
Definition
intermittent, colicky, hyperpersitalsis, noisy
Term
Cancer of Colon
Definition
70% sigmoid, 30% rest of colon, x ray w barium, colonscopy, ribbon shaped stool, spreads to liver, fairly good prognosis
Term
Polyps
Definition
single pedunculated, sessile (more likely to be malignant), familial polyposis (genetic, autosomal dominant, 99% of cancer if you have it, liver, <5% survival), genetic testing (3-10, 1 25-35, every other 35-45, every 3 after 45), take out whole colon
Term
Epidural Injury
Definition
rupture of small artery, very dangerous, increase pressure, trauma less than subdural, pressure on pons no rept, short course, surgery
Term
Subdural Injury
Definition
slower bleed venous, contusion, fracture, brain damage, site varies throughout skills, manifestations may be months later, surgery
Term
Manifestations of increased intracranial pressure
Definition
decreased level of consciousness, contralateral motor effects, papillary edema, unilateral (pupil dilate), midline (midposition and fix), cushings reaction, increase in MAP, coma, resp and heart failure
Term
Alzheimers
Definition
deficit of ACh and Gaba, hippocampus of limbic system, lobes of cortex
Term
Parkinsons
Definition
loss of function of basal ganglion, no DA or excessive Gamma neuron
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