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63 Cards in this Set

  • Front
  • Back
Upper airway cough syndrome AKA
postnasal drip
What is the most common cause of persistent cough and wheezing?
Asthma
What are co-morbidities?

Give examples for co-morbidities of asthma.
Co-morbidities are conditions that may require treatment to improve the control of a particular condition

The following are co-morbidities of asthma:
GERD
Obesity or overweight
Obstructive sleep apnea
Rhinitis or sinusitis
Stress, depression
What is a normal FEV1/FVC?
8-19 yr old: 85%
20-39: 80%
40-59: 75%
60+: 70%
Describe the classification of asthma severity based on prevalence of symptoms.
Intermittent: <2 days/week, <2 night time awakenings per month, no interference with normal activity

Mild: >2 days/week but not daily; 3-4 PM awakaenings per month; minor limitation with normal activity

Moderate: Daily symptoms, 1x week PM symptoms, some limitation of normal activity, daily use of inhaler

Severe: Symptoms throughout day, 7x PM symptoms/week, extremely limited normal function
How does acute sinusitis differ from chronic sinusitis in presentation?
Acute: Fever, colored nasal drainage, HA, facial pain
Toothache, doesn't respond to decongestants, failure to improve after viral URI
Nasal congestion/obstruction
Initial improvement after viral URI and then re-occurrence of worsening symptoms

Chronic sinusitis:
Must have at least 2 of following >12 weeks:
Nasal obstruction/congestion
Mucopurulent drainage
Facial pain, pressure, fullness
Dec'd sense of smell
What are the signs of viral rhinosinusitis?
Nasal congestion and drainage

Mild generalized HA

Syx <10 days, NOT worsening
Diagnose:
Patient responds to inhaled corticosteroids
Normal spirometry, normal CXR
Sputum eosinophilia
Non-asthmatic eosinophilic bronchitis
Interpret:
Decreased FEV1
Increased FVC
Obstructive lung disease
By what percent must FEV1 improve to indicate reversible obstructive lung disease?
>12%; ASTHMA ASTHMA
Interpret:
Decreased FEV1
Decreased FVC
Restrictive lung disease
Interpret:
Decreased FEV1/FVC ratio
Obstructive lung disease
Interpret:
Increased or normal FEV1/FVC ratio
Restrictive lung disease
When is chest x-ray indicated in a patient with persistent cough?
to r/o suspected infection such as pneumonia

May find hyperinflated lungs on pt with asthma, but not a specific finding since COPD can also cause this
Pharmaceutical management of asthma.
1) Quick acting rescue medication: short-acting beta-2 agonist
2) Maintenance: add low dose inhaled corticosteroid, followed by low dose corticosteroid plus long-acting beta-2 agonist, followed by inc'd dose of these
If severe asthma: high dose steroid
3) Exacerbation:
Why is theophylline difficult to use in asthma?
May be used in conjunction with low-dose inhaled steroids, but not used that often due to difficulty in titrating theophylline dose to correct level
How would you instruct a patient to use a metered dose inhaler?
Shake inhaler
Breathe out fully
As you start breathing in slowly through mouth, press inhaler once. Breathe in slowly, as deeply as you can.
Hold your breath and count to 10
Wait 15-30 seconds between puffs for beta-2 agonists, no need to wait for other meds
How would you instruct a patient to use a peak flow meter?
Stand up
Take a deep breath, filling lungs completely
Place mouthpiece in mouth, close lips around it
Blow out hard and fast in a single blow

Repeat twice and note best score

Green zone = doing well; peak flow should be >80% personal best
Yellow zone = getting worse; peak flow 50-79% personal best
Red zone = medical alert! peak flow <0% personal best
What vaccines are recommended for patients with asthma?
Flu, pneumococcus
Most deliveries occur within ___ weeks of the due date.
2 weeks (before or after)
What genetic syndromes should be discussed during an obstetric history?
Thalassemia in Italian/Greek/Mediterranean/Asian descent
Sickle cell in AAs
Hemophilia
NT defect--meningomyelocele, spina bifida, anencephaly
Congenital heart defects
Down's synrome
Tay-Sachs
CF
MR
Metabolic disorders

Note: ALWAYS ASK ABOUT DOMESTIC VIOLENCE
Most home urine pregnancy tests are positive at hCG concentrations of ____.
25+
But FDA requirement is 50
When to hCG levels peak? Decline?
Peak at 10-12 weeks
Decline until 22 weeks, then rise til delivery
Which ultrasound is most sensitive in detecting early pregnancy?
Transvaginal; can often visualize gestational sac by 4-5 weeks, fetal pole by 5-6 weeks
What infectious organisms should be tested for in prenatal visits?
HIV
Rubella
Syphilis
HBS antigen
Gonorrhea, Chlamydia esp in HIGH RISK GROUPS (under 25, unmarried, black, hx STDs or multiple sex partners)
HCV if high risk (prison inmate contact, IVDU, HIV pos, tattoos, elevated LFTs)
When should pregnant women that are non-immune to chicken pox be vaccinated?
Postpartum
What are the screening guidelines for bacterial vaginosis?
Screen only if symptomatic or in women with risk factors for pre-term delivery
When should ultrasound screening be performed? What is the purpose?
Between 18-20 weeks' gestation;checks for structural anomalies
Note: Ultrasound can be useful for accurately determining gestational age early in pregnancy
What should a daily prental vitamin contain?
30 mg Iron
0.4 to 0.8 mg Folic Acid
Why should soft cheese be avoided in pregnancy?
Listeriosis
What are the activity recommendations during pregnancy?
Stay active, continue to work
Avoid prolonged standing
30 mins of moderate exercise on most days of week
Sex is fine throughout pregnancy
What is the expected weight gain during pregnancy?
If normal weight, 20-25 lbs
If overweight, 15-25 lbs
What is the prenatal visit schedule?
Every 4 weeks until 28 weeks
Every 2 weeks from 28-36 weeks
Every week from 36 weeks until delivery
When does nausea resolve during pregnancy?
Recommendations?
Usually starts at 4th-7th week, resolves by 20th week

Recommend eating small, frequent meals; try high carb, low fat foods. Salty foods better tolerated in morning, sourt/tart liquids like lemon-lime soda better tolerated than water

1 in 200 women will develop persistent vomiting--called hyperemesis gravidarum
When should nuchal translucency be screened?
10-14 weeks
What vaccine is safe to give during pregnancy?
Flu vaccine (I.M.)--it's a killed vaccine
Pregnant women are at inc'd risk for complications from influenza, so it's recommended to all pregnant women.
What are the components of a triple or quad screen?
When are they performed?
Triple:
AFP
hCG
Unconjugated estriol

Quad:
All of the above + inhibin A

Performed about 15-21 weeks gestation
When should patients be screened for gestational diabetes?
How is it measured?
Complete at 24-28 weeks

Measure serum glucose 1 hour after 50g glucose load
Normal fasting <126
One-hour glucose <140

If abnl, perform at three hours, and then re-do with 100 gm load

Abnl values:
Need 2 or more of:
Fasting glucose >95
1-hr >180
2-hour >155
3-hour >140
What is the most common cause of life-threatening infection in newborns?

How is it prevented?
When should screening be performed?
GBS

Premature infants have higher risk of GBS infection, but most cases occur in full term infants.

Half of cases occur during first week of life, most preventable by giving IV Abx to women in labor (PENICILLIN is first-line, ampicillin is acceptable alternative)

Screen at 35-37 weeks' gestation
What is placent previa?

Classic symptoms?
Risk factors?
Placenta attached low in uterus, poentially covering cervical os, leading to excessive bleeding at or prior to delivery, jeopardizing health of fetus

Should be suspected in any woman beyond 24 weeks' gestation who presents with painless vaginal bleeding

Risks:
Prior pregnancy, smoker, >35 years old, previous twins or higher multiple pregnancy, uterine surgery including prior C-section

More likely to resolve if occurs earlier in pregnancy, If does not resolve, deliver by C-section
Bacterial vaginosis:
How is it caused?
How is it diagnosed?
Pathology finding?
Treatment
Caused by shift in normal bacterial flora of vagina; a/w recent intercourse or use of douches or other artificial substances in vagina

Diagnosis: prepare vaginal wet mount; clue cells typically present (CLUE CELLS)

Tx: metronidazole 500 mg bid x 1 week
How is vaginal candidiasis diagnosed?
Treatment?
KOH Prep
Tx: Clotrimazole
Why are quinolones contraindicated in pregnancy?
Interferes with fetal bone growth plates
When is premature rupture of membranes considered preterm?
Prior to 37 weeks gestastion
When is labor considered preterm?
Prior to 36 weeks--leading cause of infant mortality in US
When is Rhogam immunization administered? (Timeline)
At 28 weeks
Within 72 hours after delivery
With any episodes of vaginal or intrauterine bleeding
What is considered chronic hypertension postpartum?
BP elevation persisting beyond 12 weeks postpartum
What are the criteria for:
Gestational hypertension
Preeclampsia
Severe gestational hypertension
Gestational HTN: Persistent BP over 140/90 without proteinuria at or after 20 weeks in previously non-HTN pt

Preeclampsia: Over 140/90 with proteinuria of 0.3g or greater in 24 hour urine specimen

Severe gestational HTN: BP over 160/110 for at least 6 hours, inc'd risk preterm delivery, small gestational age infants, placental abruption
WHen is the risk of preeclampsia highest?
When BP is elevated before 30 weeks gestation
What is eclampsia?
Occurrence of one or more convulsions in presence of preeclampsia without presence of another underlying neurologic disorder
What are the red flags associated with elevated blood pressure during pregnancy?
Sever HA
Change in vision
Unusual right or upper belly pain
Nausea
Vaginal bleeding
Contractions
Decreased Urination
What are the most common skin eruptions in pregnancy?
How are they treated?
Pruritic urticarial papules and plaques of pregnancy (PUPPP): papulovesicular lesions on trunk and extremities

Prurigo of pregnancy--excoriated areas on trunk or limbs

Pruritic folliculitis: centered around hair follicles; have pustular appearance

Tx is relief of syx: topical emollients, glucocorticoids; antihistamines

Must be distinguished from:
Cholestasis of pregnancy (generalized itching)
Pustular psoriasis
Pemphigoid gestationis
What's the follow-up schedule for women postpartum (c-section vs vaginal)?
C-section: 2 weeks to assess return to ADL and healing of surgical wound

Vaginal deliv: Six weeks

Women at risk for psotpartum depression should receive closer follow-up
Postpartum blues vs Postpartum depression:
Criteria
Risk Factors
Postpartum blues:
Mild, though often rapid, flucturations in mood within first two weeks postpartum; peak at about day 5
Resolve over time with support, reassurance, rest

Postpartum depression:
ONset of clinical depression (SIGECAPS) within first four weeks postpartum
Risk factors:
Stressful life events over preceding year
Unplanned pregnancy
Lack of spousal or partner support
Personal hx of mental disorders
Having infant w/congenital malformation
How long should a woman wait before getting pregnant after delivery?
6 months; any sooner and she'll risk pre-term delivery; if wanted to be super safe, wait 18-23 months to reduce risks for low birth weight, prematurity
What form of contraception can be started immediately after delivery?
Protestin-only pills, injectable progestin (Depo-Provera, progestin implants (Implanon)

Minimal effect on BP, coagulation, lipid levels
No inc'd risk stroke, MI, DVT
May have irregular bleeds first few months

Can also use IUD immediately, but has a slightly higher expulsion rate than insertion at 4-6 weeks post-partum
When can women begin combined oral contraceptives postpartum? Why should they wait?
Women may benefit from reduced coagulation-related risks (from estrogen) by waiting 4 or more weeks post-partum

Estrogen can also suppress milk production in early post-partum period
How do the criteria for alcohol abuse differ from alcohol dependence?
Abuse:
Maladaptive pattern of use with one or more of following:
Failure to fulfill work, school, social obligations
Recurrent substance use in physically hazardous situations
Recurrent legal problems
COntinued use despire problems

Dependence requires three or more of following:
TOlerance
WIthdrawal
Substance taken in larger quantity than intended
Persistent desire to cut down or control use
Significant time spent obtaining, using, or recovering from alcohol use
Social, occupational, or recreational tasks sacrificed
What is the purpose of a CAGE questionnaire? What constitutes a positive test?
CAGE screens for alcohol abuse and/or dependence

If answers yes to two or more questions, need more intensive evaluation.
What is cholecystitis? How is it different from biliary colic?
Stone that cannot dislodge from cystic duct

Symptoms similar to appendicitis

Pain lasts longer than 4-6 hours, may be a/w fever, elevated WBCs

In Biliary colic, syx last 4-6 hours or less, radiates to BACK UNDER RIGHT SHOULDER BLADE
Often a/w nausea or vomiting after a heavy, fatty meal
Result of stimulated gallbladder contracting, but gallstone obstructs outlet of cystic duct.
Symptoms of duodenal ulcer.
Epigastric pain (possibly R or LUQ) relieved by food and/or antacids
Labs needed to evaluate patient with RUQ pain, heartburn, and vomiting in alcoholic.
CBC
Electrolytes (assess possibile alterations due to vomiting)
LFTs (AST, ALT, alk phos, total bilirubin--these latter two are for biliary tract involvement)
Amylase/Lipase
UA (r/o renal involvement)
Abdominal u/s: evaluates liver, gallbladder, gallstones, dilation of biliary tree
Biliary COlic:
Management
When is a HIDA scan indicated? ERCP?
Surgical COnsult is symptomatic gall stones
Ursodiol if atypical syx with visible stones
HIDA scan if no stones visible on u/s
ERCP if jaundiced