37 results
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Specific Gravity - Interpretation ... Density of water SG ... Specific #Gravity #Interpretation ... #diagnosis #differential ... #nephrology
Cerebrospinal Fluid (CSF) Interpretation
Appearance - Opening Pressure - Leukocytes - Differential - Glucose - Protein -
Cerebrospinal Fluid (CSF) Interpretation ... - Leukocytes - Differential ... Cerebrospinal #Fluid #CSF #Interpretation ... #differential # ... diagnosis #neurology
What's in a Tap: CSF Analysis

Normal vs Bacterial vs Viral vs SAH
 - Opening Pressure
 -
Bacterial vs Viral vs SAH ... Fluid #Analysis #Interpretation ... Comparison #Table #Neurology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
for Blood Gas Interpretation ... Differentials? ... acidosis Step 5 - Differential ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Hyponatremia #Algorithm #Pathophysiology ... #Diagnosis #Differential ... #Nephrology #UOsm
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Purple #Urine #Bag ... Syndrome #PUBS #pathophysiology ... clinical #photo #differential
Deciphering the SAAG - Serum to Ascites Albumin Gradient
Ascites is either made in the liver sinusoid
Deciphering the SAAG ... fibrosis) High SAAG ... oncotic pressure Low SAAG ... Albumin #Gradient #Interpretation ... #Differential #
Unilateral Fixed Dilated Pupil - Differential Diagnosis Framework
If Altered Mental Status - Consider Oculomotor (3rd cranial
Dilated Pupil - Differential ... lntracranial hemorrhage, SAH ... Dilated #Pupil #differential ... #diagnosis #neurology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Hemorrhagic (IPH, SAH ... Stroke #causes #differential ... #diagnosis #neurology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Colored Urine - Differential ... - Purple urine bag ... Discoloration #Differential ... #Diagnosis #nephrology