486 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Algorithm Extra-renal ... Losses: • Normal ... Acid-Base: Low ... loss (Diarrhea) Renal ... #nephrology
Congenital Nystagmus on Physical Exam
These abnormal eye movements were found in a patient with albinism. What
achromatopsia, & formal ... ophthalmology evaluation ... Cooper Neurology ... clinical #video #neurology ... #ophthalmology
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Renal Loss of HCO3 ... • Serum K low ... Proximal RTA: • Low ... • Serum K: low ... Diagnosis #Workup #nephrology
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
Blood pressure - Normal ... /low Proteinuria ... Serum albumin - Low ... edgarvlermamd - Nephrology ... Comparison #Table #Nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... magnesium loss if renal ... function is normal ... diagnosis #causes #nephrology ... #magnesium #low
Kidney Biopsy - Diagnosis Algorithms
1) Normal Glomerulus by LM
2) Glomerular Crescents
3) Double Contours of GBM
4) Endocapillary
Algorithms 1) Normal ... Kidney #Biopsy #renal ... Diagnosis #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
FEPO4 ≥ 5% - Renal ... Losses: • Normal ... or Low PTH: ... or Low FGF-23: ... Workup #phosphate #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
algorithm Decreased renal ... excretion • Acute renal ... Supplementation (oral ... Nephropathy Renin Normal ... Diagnosis #algorithm #nephrology
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Medications Renal ... Losses Non-renal ... vomiting) • Low ... Diagnosis #Algorithm #nephrology ... #low #potassium
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
unilateral; • Slow ... response to dark; • Slow ... reexposed to light; • Normal ... #PhysicalExam #neurology ... #ophthalmology