Exam (elaborations)
CMN 568 - Unit 4 Questions and Answers 100% Accurate
- Course
- Institution
Exam of 24 pages for the course CMN 568 at CMN 568 (CMN 568 - Unit 4)
[Show more]
Content preview
CMN 568 - Unit 4Acute onset of severe pain and vomiting suggests what? - answer+ Peritoneal irritation
+ Acute gastric or intestinal obstruction
+ Pancreaticobiliary disease
(McPhee p 588)
Persistent vomiting suggests what? - answer+ Pregnancy
+ Gastric outlet obstruction
+ Gastroparesis
+ Intestinal dysmotility
+ Psychogenic disorders
+ CNS or systemic disorders
(McPhee p 589)
Vomiting in the morning suggests what? - answer+ Pregnancy
+ Uremia
+ ETOH intake
+ ↑ ICP
Vomiting after meals suggests what? - answer+ Bulimia
+ Peptic ulcer disease
+ Other psychogenic causes
(McPhee p 589, Shimp p 373)
Vomiting of undigested food 1-2 hours after a meal suggests what? - answer+
Gastroparesis
+ Small bowel obstruction
+ Gastric outlet obstruction
NOTE: Sucussion splash often heard on auscultation
(McPhee p 589, Shimp p 373)
4 causes of nausea and vomiting - answer1) Visceral afferent stimulation (seratonin
receptors)
2) Vestibular disorders (fibers ↑ in histamine and muscarinic receptors)
3) CNS disorders
4) Irritation of chemoreceptor trigger zone
,(McPhee Table 15.1)
Ways to stimulate the chemoreceptor trigger zone and cause vomiting - answer1)
Chemo
2) Medications and drugs
3) Radiation therapy
4) Systemic disorders
CNS disorders that can cause vomiting - answer1) Migraine
2) ↑ ICP
3) Infections (e.g. meningitis, encephalitis)
4) Psychogenic
Vestibular disorders that can cause vomiting - answerLabyrinthitis, Meniere syndrome,
motion sickness
Define RETCHING - answerStrong, spasmodic, involuntary effort to vomit without
bringing up emesis.
(McPhee and Shimp)
Define REGURGITATION - answerEffortless return of gas or small amounts of food
from stomach (McPhee and Shimp)
Common causes of vomiting in infants - answer1) Any acute illness (esp gastroenteritis)
2) Hypertrophic pyloric stenosis (2 - 8 weeks of life, may feel an "olive" in epigastric
area after feeding)
3) Intussisception (6 - 18 months of life, sausage-shaped mass and "currant jelly"
stools)
4) Regurgitation ("spitting up") -- usually normal and usually resolves by 6 - 12 months.
(Shimp)
Medications associated with N/V - answer+ Antidepressants
--SSRIs
--venlafaxine
+ Cardiac meds
--antiarrhythmics
--anti-HTN meds (diuretics, beta blockers, CCBs)
-- ↓ CHO meds (statins, gemfibrozil, niacin)
-- Digoxin
+ Chemotherapy agents
, + GI meds
--sulfasalazine (for tx of UC)
--azathioprine (tx of Crohns or UC)
+ Meds to treat infectious diseases
-- Acyclovir
-- Anti-fungals
-- ABX
-- UTI meds
-- TB meds
+ Pain meds
-- Anti-gout meds
-- Aspirin
-- NSAIDs
-- Opioids
+ Others
-- Lithium
-- Metformin
-- BC pills
-- Quinidine
(Shimp Table 46-2)
OLD CART - answer*O*nset -- When did it start
*L*ocation -- Can you pinpoint it? Does it radiate?
*D*uration -- How long have you had it?
*C*haracter-- Is it sharp, dull, throbbing, burning, crampy, colicky?
*A*ggravating factors -- What makes it worse?
*R*elieving factors -- What makes it better?
*T*iming -- Is the pain constant or intermittent? Does it occur at a certain time of day?
Antiemetic medications - answer1) Seratonin-receptor antagonists (McPhee/Shimp)
- Ondansetron (and other -setrons)
2) Corticosteroids (McPhee)
- Dexamethasone and methylprednisolone (used to enhance action of seratonin-
receptor antagonists used for post-operative and chemo-related n/v)
3) Dopamine receptor antagonists -- SEDATING but good for post-op gastroparesis or
nausea
- Metoclopramide (Reglan), prochlorperazine (Compazine), promethazine (Phenergan),
trimethobenzamide (Tigan)
--- Olanzapine is good for chemo.
4) Neurokinin receptor antagonists (-tants) for chemo
5) Antihistamines/anticholinergics -- SEDATING
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $14.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
76799 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now