Monday, February 21, 2011

MEDICAL SURGICAL INFO, NCLEX PREP EXAMPLE.....part 1

Chest X raypainless procedure
Bronchoscopy
o
AtSO4
Anticholinergic mimics SNR
Decreases saliva dry mouth
o
NPO 6 to 8 hours
o
Local anesthesia check gag reflex before feeding

ABG
Hyperventilation decreased CO2 increased blood pH respiratory alkalosis
o
Hypoventilation increased CO2 decreased blood pH respiratory acidosis
o
Diarrhea decreased HCO3 decreased blood pH metabolic acidosis
o
Vomiting gastric content decreased HCL increased blood pH metabolic alkalosis
o
Vomiting blood decreased O2 anaerobic metabolism formation of lactic acid
decreased blood pH metabolic acidosis
o
Blood pH normal 7.35 to 7.45 If increased alkalosis; If decreased acidosis
o
Partial CO2 normal 35 to 45 If increased Respiratory Acidosis; if decreased Respiratory
Alkalosis
o
Partial HCO3 normal 22 to 26 If increased Metabolic alkalosis; If decreased metabolic
acidosis
Cancer of the larynxCS, alcohol and over usage of voice (choir member)
o
A - nterior neck mass
o
B – urning sensation with hot beverages / Bad breath
o
C - hange in the voice (hoarseness)
o
D – ysphagia/dyspnea
Chronic Obstructive Pulmonary Disease
o
Chronic Bronchitis
Blue bloater
Excessive mucus production
o
Asthma
Periods of bronchospasm and bronchoconstriction
o
Emphysema
Disequilibrium of elastase and antielastase
Pink puffer
o
Manifestations
ALTERATION IN
LOC decreased O2
Thoracic anatomy over distention of alveoli TD = APD barrel chest
Skino
Temperature cool clammy skin
o
Color pale to cyanotic
ABG Respiratory acidosis Increased CO2
B – reathing difficulty, purse lip expiration >inhalation removal of excess CO2
(diet low CHO)
C – ough (mucus production); Chronic hypoxia (2 to 3 lpm of O2 therapy, decreased O2
demand by rest and SFF) clubbing of the fingers and decreased TP to the kidneys
causing polycythemia
D– ecreased Metabolism
Anorexia weight loss (high calorie diet) fatigue weakness
Bronchodilators
o
Theophylline and aminophylline
Primary effect stimulates beta 2 receptors smooth muscle relaxation
bronchodilation
Side effect stimulates beta 1 receptors increases cardiac rate need not to notify
the physician
Adverse effect hypotension monitor BP sign of toxicity
Evaluation check breath sounds

Acute Respiratory Distress Syndrome
o
Causes
A – spiration
R– espiratory trauma (embolism)
fracture embolism ARDS

Drug toxicity (ASA)
Sepsis and shock
Vomiting, bleeding, dehydration hypovolemia shock ARDS

o
Syndrome
Severe hypoxia
Bilateral infiltrates
Dyspnea
Pulmonary embolism
o
Restlessness earliest sign

Water Seal System
o
Drainage Bottle marked the level every shift
o
Water seal bottle
Presence of fluctuation normal
Absence of fluctuation lungs are fully expanded assess first patient (X ray
confirm) OR presence of obstruction
Intermittent bubbling normal
Absent obstruction
Continuous leakage
o
Suction Control continuous bubbling normal

Risk factors for cardiovascular disorders
o
R– ace non modifiable
o
I– ncreased blood pressure modifiable
o
S– tress SNR increased BP and CR, vasoconstriction modifiable
o
K– nowing sedentary life style modifiable
o
F– at foods atherosclerosis modifiable
o
A– lcohol (modifiable) / Age above 40 (non modifiable)
o
C– igarette smoking vasoconstriction (nicotine) modifiable / Contraceptive pills clotting
of blood thrombus formation
o
T– ype A behavior (modifiable) competitiveness, perfectionist high stress level
o
O– besity
o
R– esult of DM lipolysis increased fatty acids atherosclerosis
o
S – exgender males > female (before menopausal because estrogen decreases PVR)
after menopausal female eversible}[inverted T wave] Injury [elevated ST segment]> male
Decreased TP in heart Ischemia (Angina) {r necrosis (MI) {irreversible}[pathologic Q
wave/permanent in the ECG]
Eating a heavy meal, strenuous exercise, sex, exposure to cold Decreased blood flow (heart)
decreased TP (heart) decreased O2 (heart) anaerobic respiration production of lactic acid


PAINmanagement decreased O2 demand by rest and SFF
An g i n a
o
Pain relieved by rest and NTG
o
NTGVasodilation orthostatic hypotension move gradually Monitor BP
Store in a dark and amber container
Effective tingling sensation no need to notify physician
Maximum of 3 tablets with 5 minute interval

MI
o
Pain relieved by Morphine SO4
Narcotic analgesic
Can cause respiratory depression monitor RR and O2 saturation
Antidote narcan
Cardioversionsynchronous
Defibrillation uns y nc hronous
Buerger’s diseaseCS vasoconstriction stop CS common in men
Raynaud’s stress and cold vasoconstriction common in female


Congestive heart failure
Left sided pulmonary
Dyspnea
Crackles
Polycythemia due to decrease O2 to the kidneys
Clubbing of the fingers due to prolonged hypoxia
Orthopnea
o
Right sided systemic
Hepatomegaly
Distended neck veins
Edema
Portal hypertension
Ascites weight gain
Varicose veins
o
Digoxin
Cardiac glycoside
Positive inotrophic effect increased strength of myocardial contraction
Negative chronotrophic effect decreased cardiac rate monitor CR never give if
CR below 60 bpm
Adverse effect
V – omitting
A– norexia
N – ausea
D – iarrhea
A– bdominal pain
REMEMBER: earliest GI; late halo vision
Antidote Digibind
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Decreased RBC Activity in tolerance, Fatigue, provide rest, Anemia
Decreased Platelets Prone to bleeding, avoid parenteral injection, apply pressure on injection
site, high risk for injury
Decreased WBC prone to infection, reverse isolation
Increased WBC presence of infection
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First Day/Newly diagnosed Knowledge deficit

Diuretic
o
D– iet high K diet except aldactone
o
I – input and Output expected increased output
o
U – ndesirable effect electrolyte imbalance (K)
o
R– ecord weight expected decreased weight
o
E– lderly special precaution
o
T – ake in AM and with food
o
I– ncreased orthostatic hypotension monitor BP and move gradually
o
C – ancel alcohol because of mild diuretic effect


Heparinanticoagu lant prevent further enlargement of clot not dissolve them m monitor
APTT/PTT antidote protamine SO4

Coumadinanticoagu lant prevent further enlargement of clot not dissolve it monitor PT
vitamin K is the antidote
Urokinase/Streptoase dissolves the clot

Pernicious anemia absence of intrinsic factor (gastric surgery) problem in absorption of Vitamin
B12 beefy red tongue schilling’s test definitive test 24 hour urine collection life long Vitamin
B12
Gastritis LUQ pain
Gastric ulceraffected area stomach pain (precipitated by food intake increased HCl) pain
relieved by antacids

Duodenal ulceraffected area duodenum pain (2 hour after eating) pain relieved by food
Ulcers bleed ing (+) occult blood test (guiac) high fiber diet, avoid red meat, iron, steroids,
NSAIDs, indomethacin

Vagotomyresection of vagus nerve decreased cholinergic stimulation decreased HCl and
gastric movement
Dumping syndrometachycardia and weakness 3 D’s (diarrhea, diaphoresis and dizziness)
fluids after meals, lie down after meals and SFF

AppendicitisRLQ pain avoid heat pads cause rupture signs of ruptured appendix
sudden cessation of pain, elevation of temperature and WBC
DiverticulitisLLQ pain low fiber diet
Diverticulosis high fiber diet
Ulcerative colitis bloody diarrhea 15 to 20 times a day fluid volume deficit, anemia
Liver cirrhosis alcohol and malnutrition (laennec’s), infection and drugs (post necrotic), RSCHF
(cardiac) and biliary obstruction (biliary)
o
Portal hypertention can lead to
Blood shifted to the different collateral
Esophageal varices
Spider angioma (face and neck)
Caput medusae (abdomen)
Hemorrhoids (rectal)
Management avoid rupture avoid shouting, valsalva maneuver
Increased hydstatic pressure fluid shifting ascit es
o
Decreased albumin decreased oncotic / colloidal osmotic pressure fluid shifting ascit es
management high protein diet
o
CHON metabolism by product ammonia liver cannot convert to urea increased level of
ammonia in the brain Alteration of LOC and changes of behavior and asterexishepatic

encephalopathy
management low CHON diet and lactulose for removal of ammonia
Hepatitis Afecal oral prone plumber
Hepatitis Bbody secretion prone working in a dialysis

Cholecystitis 5 F’s (fair, female, fat, fertile and forty) RUQ painafter ingestion of fatty food
demerol to relieved pain

CholecystectomyT tube level of the incision site drain excess bile

Pancreatitisalcoho l autodigestion LUQ pain
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