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88 Cards in this Set
- Front
- Back
Define benign prostatic hyperplasia
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Hyperplasia of the stroma and epithelium in the periurethral transition zone
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Differential diagnosis for BPH
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Prostate cancer, urethral obstruction, bladder neck obstruction, neurogenic bladder, cystitis, prostatitis
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Investigations for patient presenting with BPH
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DRE (size symmetry, nodularity, texture)
Urinalysis for microscopic hematuria Serum PSA (<4 ng/mL normal, >10 ng/mL abnormal) Creatinine, BUN, post void residual U/S voiding diary |
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Describe the symptoms of BPH
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FUNWISE - frequency, urgency, nocturia, weak stream, intermittency, straining, emptying feeling incomplete
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Which medications should be avoided or monitored in patients with BPH?
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Antihistamines, diuretics, antidepressants, decongestants
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Describe the treatment of BPH
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Mild-moderate symptoms - fluid restriction, pelvic floor exercises, bladder retraining, medication change
Moderate-severe symptoms (1) α-receptor antagonists (eg. tamsulosin/Flomax) relax smooth muscle (2) 5-α reductase inhibitor (eg. finasteride/Proscar) only for patients with demonstrated prostate enlargement due to BPH, inhibits enzyme responsible for conversion of testosterone to DHT thus reducing growth of prostate |
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Define acute bronchitis
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Acute infection of the tracheobronchial tree causing inflammation leading to bronchial edema and mucus formation
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Describe the etiology of acute bronchitis
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80% viral: rhinovirus, coronavirus, adenovirus, influenza, parainfluenza, RSV
20% bacterial: M. pneumoniae, C. pneumoniae, S. pneumoniae |
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When is a CXR indicated in acute bronchitis?
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Cough > 3 weeks, abnormal vital signs, localized chest findings, CHF
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What is the differential diagnosis of acute bronchitis
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URTI, asthma, sinusitis, pneumonia, bronchiolitis, pertusis
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What is the management of acute bronchitis
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Primary prevention: hand washing, smoking cessation
Symptomatic relief: rest, fluids, humidity, analgesics and antitussives as required Note: Probably viral so no antibiotics unless elderly, co-morbidities, or suspected pneumonia |
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What features help differentiate between bacterial and viral causes?
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Bacterial infections give a higher fever, excessive amounts of purulent sputum production and may be associated with COPD.
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List the cardiac and pulmonary DDx for chest pain
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Cardiac - angina*, MI*, pericarditis*, myocarditis, aortic dissection*, endocarditis
Pulmonary - pneumonia, pneumothorax*, PE*, pulmonary htn, lung Ca |
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List the GI, MSK/neuro, and psycholgic DDx for chest pain
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GI - GERD, PUD, esophageal spasm, cholecystitis, perforated viscus*, hepatitis
MSK/neuro - costochondritis, intercostal strain, arthritis, rib fracture, herpes zoster Psych - anxiety, panic, depression |
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Describe the effects and mechanism of action of nitroglycerin
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-nitroglycerin is a type of nitrate
-nitrates are converted to nitric oxide in the mitochondria, nitric oxide is a potent natural vasodilator -at low doses nitroglycerin dilates veins more than arteries (decrease preload) -at higher doses it also dilates arteries (decrease afterload) |
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Describe the treatment algorithm for stable ischemic heart disease
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1. lifestyle modification and manage comorbid disorders
2. ASA 81 mg PO OD, β-blocker for all post-MI or HF, ACEi for patients > 55 or with any coincident indication, statin for patients with coronary artery disease 3. β-blocker for all, sublingual nitrate for prophylaxis and acute symptom relief 4. long acting nitrate +/- CCB Note: move to next step if symptoms persist. |
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Define the common cold
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Viral URTI with inflammation
aka acute rhinitis or URTI |
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Etiologies of the common cold
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Rhinovirus (30-35%), coronavirus, adenovirus, RSV, influenza, parainfluenza, coxsackie virus
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Incubation period, duration, and method of transmission of the common cold?
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Incubation: 1-5 days
Symptoms peak 1-3 days and usually subside within 1 week Transmission: person-person contact via secretions or droplet |
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Symptoms of the common cold
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Local: nasal congestion, clear to mucopurulent secretions, sneezing, sore throat, conjunctivitis, cough
General: malaise, myalgias, mild fever |
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Compare and contrast cold vs flu
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Flu - sudden onset, higher fever, severe, exhaustion, worse cough, no sore throat, no runny nose, achy, chills, decreased appetite
Cold - slow onset, no fever, mild exhaustion, +/- cough, sore throat, runny nose, less headache, no chills, normal appetite |
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What are the absolute contraindications for OCP use
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Pregnancy, undiagnosed vaginal bleeding, thromboembolic disorder, cerebrovascular or coronary artery disease, breast/uterine tumor, impaired liver function, congenital hypertriglyceridemia, smoker > 35 yrs old, migraines with focal neurological signs, uncontrolled htn
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Differential diagnosis of cough
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Upper airway cough syndrome (postnasal drip)
Asthma GERD Non-asthmatic eosinophilic bronchitis ACEi |
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Investigations to rule out reversible causes of dementia
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CBC, electrolytes, creatinine, liver enzymes, B12, TSH, glucose, serum Ca, folate,
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Describe pharmacologic therapy for dementia
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NMDA receptor anatgonists and cholinesterase inhibitors slow rate of cognitive decline
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Quick screening questions for depression
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Are you depressed?
Have you lost interest or pleasure in things you usually like to do? Do you have problems sleeping? |
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What should be ruled out before the diagnosis of depression is made
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Early dementia, hyper/hypothyroidism, DM, liver failure, renal failure, vitamin def, anemia, medication side effect, mono, menopause, cancer
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List criteria for depression
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MSIGECAPS - depressed mood, increased/deceased sleep, decreased interest, guilt, decreased energy, decreased concentration, increased/decreased appetite, psychomotor agitation, suicidal ideation
Need 5/9 including anehonia and depressed mood for > 2 weeks. |
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Describe common medications and doses for depression
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sertraline (Zoloft) - 50-200 mg PO OD
fluoxetine (Prozac) - 20-80 mg PO qAM, first line for teens bupropion (Wellbutrin) - 100-400mg PO qAM, less side effects |
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Describe the diagnostic criteria for DM
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One of the following on 2 occasions:
-random BG > 11.1 mmol/L with symptoms -fasting BG > 7.0 mmol/L -2h post 75 g OGTT > 11.1 mmol/L -HbA1c >6.5% |
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What screening should be done for DM
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Fasting blood glucose in everyone >40 q3yrs
More frequent and earlier if risk factors |
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What are the goals of DM treatment for fasting glucose, postprandial, HbA1c, BP, and LDL
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-fasting or preprandial glucose 4-7 mmol/L, inadequate if > 10 mmol/L
-2h postprandial glucose 5-10 mmol/L -HbA1c < 7.0%, inadequate if > 8.4% -BP < 130/80 -LDL < 2.0 mmol/L |
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What are the long term complications of DM
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microvascular: retinopathy, nephropathy, neuropathy
macrovascular: CAD, CVD, PVD |
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Describe the initial management of hyperglycemia in type 2 DM
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1. if A1c < 9 % wait 3 mo to see what effect lifestyle intervention (nutrition and exercise) has on A1c
2. If A1c > 9% initiate metformin immediately +/- another agent or insulin 3. If symptomatic hyperglycemia or metabolic decompensation initiate insulin +/- metformin |
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What agents can be used if DM targets are not met with metformin
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α-glucosidase inhibitor, DPP-4 inhibitor, insulin, insulin secretagogue, TZD
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What other medications should be considered for patients with diabetes
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-ACEi for all htn diabetics and those with microalbuminuria (30-300mg albumin in 24 h)
-ASA for all diabetics without contraindications -statins to attain LDL < 2.0 mmol/L |
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What features of diarrhea make it more likely to be bacterial vs viral?
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Fever and bloody stools increase probability of bacterial infection
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Differential diagnosis of chronic diarrhea
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Drugs (laxitives, antibiotics), infection (bacteria, parasite), inflammation (IBD, diverticulitis), neoplasia, malabsorption/maldigestion, IBS, idiopathic
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Describe nonspecfic treatment for diarrhea
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-antidiarrheal opiates (loperamide/Imodium) - most effective
-increase fibre -fluids |
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Which bugs are tested for on stool C & S
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Campylobacter, Salmonella, Shigella, E. coli
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What are the indications for antibiotic therapy in acute diarrhea
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-septicemia
-fever with fecal blood or leukocytes -always: Shigella, V. cholerae, C. difficile, travellers diarrhea, E.coli, Giardia, -maybe: Salmonella, Yersina, Camplobacter -always treat Salmonella typhi |
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Routine bone density screening is recommended for
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Women aged 65 and over, and younger women with risk factors
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What is the difference between vertigo and nonvertiginous dizziness?
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Vertigo (vestibular) - world seems to revolve around individual or individual has the sensation of revolving in space
Nonvertiginous - feel light-headed, giddy, dazed, mentally confused, or disoriented |
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Describe an approach and DDx for vertigo
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Vertigo can be central (15%) or peripheral (85%)
Central - brainstem or cerebellar -> tumour, stroke, drugs, MS Peripheral - inner ear or vestibular nerve -> idiopathic, meniere's, BPPV, acoustic neuroma, trauma, drugs labrynthitis |
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What should be included in the basic workup of hypertension
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Creatinine, electrolytes, urinalysis, ECG, fasting glucose, lipids,
Note: currently there is insufficient evidence for or against routine testing of microalbuminuria. |
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What lifestyle changes effect blood pressure and what results can be expected from these changes?
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DASH diet - decrease by approx. 10 mm Hg
Aerobic exercise, reduce EtOH by 3 drinks, reduce weight by 10 lbs, reduce sodium to 2.4g/d - decrease by approx. 5 mm Hg Note: stopping smoking doesn't decrease blood pressure but it decrease CV risk. |
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What are the blood pressure targets for patients with and w/o diabetes
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Without diabetes <140/90
With diabetes <130/80 |
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How often should patients with uncontrolled blood pressure be assessed?
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Every 2 months
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What combinations of antihypertensives are not recommended?
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ACEi + ARB should not be used.
ACEi + CCB is preferable over ACEi + thiazide. Beta-blocker + ACEi/ARB should not be used unless there is a secondary indication for using the beta-blocker. |
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When should a patient be referred to a hypertension specialist?
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If blood pressure is still not controlled after treatment with 3 antihypertensives.
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Which patient group is beta-blockers inappropriate? ACEi?
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Beta-blockers not recommended for patients > 60 yrs old.
ACEi not recommended for black patients. |
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What is the first line monotherapy for htn in a diabetic and isolated htn?
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Diabetic - ACEi or ARB 1st line. Add CCB if need 2nd drug.
Isolated - thiazide diuretic 1st line but ACEi, BB, CCB, ARB all appropriate. |
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What is the therapy for htn in patients with coronary artery disease, recent MI, heart failure, LVH, and past stroke or TIA.
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Coronary artery disease - ACEi or ARB, beta-blocker for patients with stable angina.
Recent MI - ACEi + beta-blocker. Heart failure - ACEi + beta-blocker +/- aldosterone antagonists. Past stroke - ACEi +/- diuretic. |
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What is the treatment of hypertension in non-diabetic chronic kidney disease patients? What is the treatment target?
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Target <140/90
Non-diabetic CKD - ACEi if there is proteinuria. Carefully monitor K |
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What is the name and dose of thiazide type diuretics.
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Chlorthalidone - 12.5-50 mg OD
Hydrochlorothiazide - 12.5-50 mg OD |
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What are some of the side effects of thiazide-type diuretics?
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Hyperuricemia, hypokalemia, hypomagnesemia, hyperglycemia, hyponatremia, hypercalcemia, hypercholesterolemia
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What is the dose of loop diuretics?
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furosemide - 20-160 mg bid
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What are common names and doses of ACEi?
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Enalapril - 2.5-40 mg in 1 or 2 doses
Ramipril - 1.25-20 mg in 1 or 2 doses |
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What are the side effects of ACEi?
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Cough, hypotension, rash, acute renal failure, angioedema, hyperkalemia
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What are common names and doses of CCB?
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Amlodipine - 2.5-10 mg OD
Verapamil - 120-480 mg in 1 or 2 doses Diltiazem - 120-540 mg OD |
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What are the common side effects of CCB?
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Dizziness, headache, edema.
Amlodipine - flushing, tachycardia, rash Verapamil/Diltiazem - AV block, bradycardia, HF |
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What are common beta-blocker names and doses?
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Atenolol - 25-100 mg in 1 or 2 doses
Metoprolol - 50-200 mg in 1 or 2 doses Propranolol - 40-240 mg in 2 doses Labetalol - 200-1200 mg in 2 doses |
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What are the side effects of beta-blockers?
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Fatigue, depression, bradycardia, erectile dysfunction, decreased exercise tolerance, heart failure
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In which patients is use a beta-blocker for hypertension indicated?
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Migraine, angina, post MI, heart failure.
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What are 2 quick screening questions for domestic violence?
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1. In general how would you describe your relationship? - Lot of tension, some tension, or no tension.
2. Do you and your partner work out arguements with...? - Great difficulty, some difficulty, or no difficulty. Lot of tension or great difficulty make intimate partner violence exposure likely. Also "Do you feel safe at home?" |
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DDx for dyspepsia
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Common: peptic ulcer disease, gastroesophageal reflex disease, gastritis, functional
Others: cholelithiasis, IBD, esophageal or gastric cancer, pancreatitis, pancreatic cancer, Zollinger-Ellison syndrome |
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Define cholelithiasis and choledocholithiasis
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Cholelithiasis refers to the presence of gallstones in the gallbladder.
Choledocholithiasis refers to stones within the common bile duct. |
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What investigations should be ordered for dyspepsia?
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Testing for H. pylori with urea breath test, endoscopy (preferred) or upper GI series. a
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DDx of dyspnea
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Pulmonary - COPD, asthma, pneumothorax, pneumonia, restrictive lung disease
Cardiac - CHF, CAD, MI, cardiomyopathy, valve dysfunction, pericarditis, arrhythmia, hypertrophy Other - neuromuscular, metabolic, anxiety, panic attack, trauma, pain, |
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When do you treat UTI? What investigations can/should be ordered?
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When history and physical consistent with UTI treat empirically.
Urinalysis/dipstick: positive for nitrites or leukocytes Urine R & M: pyuria, bacteriuria, hematuria Urine C & S |
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Which patients should be considered for prophylactic antibiotics for UTI?
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Patients with >3 UTI's per year
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What is the name of the area affected by anterior and posterior epistaxis?
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Anterior: Little's area/Kiesselbach's plexus
Posterior: Woodruff's plexus/sphenopalatine artery |
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What is the treatment of anterior epistaxis?
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Forward lean with direct pressure.
Silver nitrate Gelfoam/Hemostat Nasal packing with vaseline gauze Cotton soaked with vasoconstrictor and anesthetic I |
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Common etiologies of erectile dysfunction?
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Organic: vascular (90%) (arterial insufficency, atherosclerosis), endocrine (low T, diabetes), medications (clonidine, anti-htn, SSRI)
Psychogenic (10%) |
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What investigations should be done in a patient with new ED?
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fasting glucose, HbA1c, lipids,
testosterone, prolactin, LH TSH, CBC, urinalysis |
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What is the pharmacologic treatment of erectile dysfunction? What are the side effects?
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Phosphodiesterase type 5 inhibitors:
sildenafil (Viagra) 25-100mg/dose tadalafil (Cialis) 5-20mg/dose Side effects include flushing, headache, indigestion. Take 0.5-4 hours prior to intercourse. |
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What are red flags for fatigue?
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Fever, night sweats, weight loss, neurologic deficits, ill appearing.
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DDx for fatigue
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Depression, anemia, hypothyroidism, diabetes, substance abuse, sleep disorder, life stresses, drugs
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DDx for fever
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Infection
Cancer - leukemia, lymphoma, other malignancies Medications IBD, collagen vascular disease, DVT |
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DDx of joint pain
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Non-articular: bursitis, tendonitis, fibromyalgia, polymyalgia rheumatica
Inflammatory articular seropositive: RA, SLE, scleroderma, polymyositis, seronegative: ankylosing spondylitis, IBD, psoriatic arthritis, reactive arthritis crystal: gout, pseudogout infectious: gonococcal, non-gonococcal degenerative: osteoarthritis other: metabolic, hemophiliac, trauma |
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What are the features of a migraine?
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POUND
Pulsatile quality Over 4-72 hours Unilateral Nausea and vomiting Disabling intensity |
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What is the treatment of acute migraine?
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1. acetaminophen, ASA, +/- caffeine
2. NSAIDs 3. 5HT agonists (triptans), ergotamine, +/- antiemetic |
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What is the prophylactic therapy for migraine?
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1. beta-blocker
2. TCAs 3. anticonvulsants |
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DDx of headache
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Primary - tension, migraine, cluster
Secondary - Meningeal irritation, increased ICP, temporal arteritis, subarachnoid hemorrhage |
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What are the characteristics of cluster headache?
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<3 h at a time
sudden, unilateral, severe, usually around eye constant, aching, stabbing Patient often paces May see red watery eye, rhinorrhea, ptosis frequently awakens patient |
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Acute treatment of cluster headache
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High flow O2
Sumatriptan (nasal or injection) |
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Prophylactic therapy for cluster headache
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Verapamil, lithium, prednisolone
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Red flags for headache
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Sudden onset severe headache, worst headache ever, new headache after age 50, headache present on awakening, impaired mental status, fever, neck stiffness, seizures, focal neurologic signs, jaw claudication, scalp tenderness
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