Pleural effusion - USMLE Forums
USMLE Forums Logo
USMLE Forums         Your Reliable USMLE Online Community     Members     Posts
Home
USMLE Articles
USMLE News
USMLE Polls
USMLE Books
USMLE Apps
Go Back   USMLE Forums > USMLE Step 1 Forum

USMLE Step 1 Forum USMLE Step 1 Discussion Forum: Let's talk about anything related to USMLE Step 1 exam


Reply
 
Thread Tools Search this Thread Display Modes
  #1  
Old 01-05-2012
USMLE Forums Addict
 
Steps History: Not yet
Posts: 191
Threads: 96
Thanked 270 Times in 97 Posts
Reputation: 280
Lungs Pleural effusion

A 64-year-old woman is found to have a left-sided pleural effusion on chest x-ray. Analysis of the pleural fluid reveals a ratio of concentration of total protein in pleural fluid to serum of 0.38, a lactate dehydrogenase (LDH) level of 125 IU, and a ratio of LDH concentration in pleural fluid to serum of 0.46. Which of the following disorders is most likely in this patient?


A. Uremia
B. Congestive heart failure
C. Pulmonary embolism
D. Sarcoidosis
E. Systemic lupus erythematosus
Reply With Quote Quick reply to this message
The above post was thanked by:
indigo (01-05-2012), step_enhancer (01-05-2012)



  #2  
Old 01-05-2012
doxorubicin's Avatar
USMLE Forums Guru
 
Steps History: 1+CK+CS+3
Posts: 391
Threads: 98
Thanked 160 Times in 98 Posts
Reputation: 170
Default

go with B..
LDH les tan 200, pf/sr prot< 0.5, pf/sr ldh <0.6 so transudate

a,d,e exudatv causes
wb pul embolism wil it cause nt sure can sm1 giv reasong?
__________________
if ur ready to learn......world is ready to teach...take d leap!!
Reply With Quote Quick reply to this message
  #3  
Old 01-05-2012
doxorubicin's Avatar
USMLE Forums Guru
 
Steps History: 1+CK+CS+3
Posts: 391
Threads: 98
Thanked 160 Times in 98 Posts
Reputation: 170
Default

pul embolism is mostly exudative n somtimes transudate ...pubmed

http://www.ncbi.nlm.nih.gov/pubmed/11470974
__________________
if ur ready to learn......world is ready to teach...take d leap!!
Reply With Quote Quick reply to this message
  #4  
Old 01-05-2012
USMLE Forums Veteran
 
Steps History: Not yet
Posts: 281
Threads: 74
Thanked 131 Times in 68 Posts
Reputation: 141
Default

B. Ccf.......
Reply With Quote Quick reply to this message
  #5  
Old 01-05-2012
USMLE Forums Master
 
Steps History: 1+CK+CS
Posts: 851
Threads: 88
Thanked 706 Times in 379 Posts
Reputation: 716
Default

Ans i C

pulmon embolism can cause transudatine Pleural effusion.

long story short -rest all will cause bilateral Pleural effusion
Reply With Quote Quick reply to this message
  #6  
Old 01-10-2013
USMLE Forums Scout
 
Steps History: Step 1 Only
Posts: 31
Threads: 0
Thanked 28 Times in 16 Posts
Reputation: 38
Default

Correct Answer: Pulmonary embolism

It is unlikely for the others to give u a unilateral pleural effusion.
Reply With Quote Quick reply to this message
The above post was thanked by:
drsaid (05-09-2013)



Reply

Tags
Pathology-, Respiratory-, Step-1-Questions

Quick Reply
Message:
Options

Register Now

In order to be able to post messages on the USMLE Forums forums, you must first register.
Please enter your desired user name, your email address and other required details in the form below.
User Name:
Password
Please enter a password for your user account. Note that passwords are case-sensitive.
Password:
Confirm Password:
Email Address
Please enter a valid email address for yourself.
Email Address:
Medical School
Choose "---" if you don't want to tell. AMG for US & Canadian medical schools. IMG for all other medical schools.
USMLE Steps History
What steps finished! Example: 1+CK+CS+3 = Passed Step 1, Step 2 CK, Step 2 CS, and Step 3.

Choose "---" if you don't want to tell.

Favorite USMLE Books
What USMLE books you really think are useful. Leave blank if you don't want to tell.
Location
Where you live. Leave blank if you don't want to tell.

Log-in

Human Verification

In order to verify that you are a human and not a spam bot, please enter the answer into the following box below based on the instructions contained in the graphic.



Thread Tools Search this Thread
Search this Thread:

Advanced Search
Display Modes


Similar Threads
Thread Thread Starter Forum Replies Last Post
Pancreatitis Pleural Effusion; Transudative or Exudative? sandy282 USMLE Step 2 CK Forum 2 05-24-2012 07:24 AM
Acute pericarditis with mild effusion--what's the next step? kemoo USMLE Step 2 CK Forum 15 07-05-2011 04:35 AM
Why we have ascitis and pleural effusion in Pancreatitis! Lakshay USMLE Step 2 CK Forum 3 06-04-2011 02:15 PM
Pericardial effusion and atrial collapse! chulady USMLE Step 1 Forum 1 03-28-2011 07:15 PM
pleural effusion - FSUSTC USMLE Step 2 CK Forum 2 04-25-2010 03:51 PM

RSS Feed
Find Us on Facebook
vBulletin Security provided by vBSecurity v2.2.2 (Pro) - vBulletin Mods & Addons Copyright © 2017 DragonByte Technologies Ltd.

USMLE® & other trade marks belong to their respective owners, read full disclaimer
USMLE Forums created under Creative Commons 3.0 License. (2009-2014)