41 results
Algorithm for the diagnosis of chronic diarrhea.
It is usually impractical to test and treat the many
of chronic diarrhea ... many possible causes ... of chronic diarrhea ... much smaller differential ... #Chronic #Diarrhea
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... diarrhea, Kidney ... • Normal acid-base ... #causes #urinary
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... and clinical associations ... abdominal pain, diarrhea ... Atopic diseases, Chronic ... Cold #Urticaria #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Diagnosis: Causes ... D D-lactate (short ... acidosis: - Diarrhea ... bloodgas #Acid #Base
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... Diagnosis Algorithm ... - Cotton wool spots ... Glaucoma (Open-Angle ... #Causes #Ophthalmology
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
metabolic acidosis • Chronic ... poisoning Normal acid-base ... the indicated causes ... Algorithm #nephrology #differential ... #diagnosis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Asian countries (1 case ... renal failure Clinical ... symptoms are not caused ... Extrapulmonary: ankle ... polyarthritis(symmetrical, ankles
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... hallucis longus Differential ... diagnosis for similar ... #mri #clinical ... #Radiology #diagnosis
RPR - False Positives
Causes of a false positive RPR that are not syphilis. (False-negative treponemal tests
False Positives Causes ... False-negative treponemal tests ... are rare; case ... False #Positives #differential ... #diagnosis #syphilis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
Case Control ( ... prove causation Case ... NPV Odds ratio (case ... > incidence in chronic ... #calculations #diagnosis