26 results
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
Ruptured Tubal Ectopic Pregnancy on Pelvic Ultrasound

Young female.  Lower abdominal pain/VB.  UCG pos. Soft
Diagnosis/differential ... Pelvis Sag See thread ... Ultrasound #clinical #OBGyn
Causes of Ovarian Mass - Differential Diagnosis Algorithm
Hyperplastic:
 • Polycystic ovary
 • Endometrioid cyst
Functional:
 • Follicular
Ovarian Mass - Differential ... teratoma • Yolk Sac ... #Ovary #Mass #Differential ... Causes #Gynecology #OBGyn
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
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Density of water SG ... to ADH) • ATN SG ... kidney failure SG ... Interpretation #diagnosis #differential ... #nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
Colored Urine - Differential ... - Purple urine bag ... Discoloration #Differential ... #Diagnosis #nephrology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Hemorrhagic (IPH, SAH ... Stroke #causes #differential ... #diagnosis #neurology
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Pregnancy (AFLP) Pathophysiology ... infiltration) Differential ... hepatology #obstetrics #obgyn ... diagnosis #management #pathophysiology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... : Anion Gap (AG ... acidosis Step 5 - Differential ... Diagnosis #Summary #Nephrology ... Base #Gas #VBG #differential