98 results
Causes of acute kidney injury (AKI). AKI is classified into pre-renal, renal, and post-renal causes. Renal
into pre-renal, ... renal, and post-renal ... Renal causes of ... #Diagnosis #AKI ... #Sites #Nephrology
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
cells FEMg >4% = renal ... if renal function ... Hypomagnesemia #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... Rhabdomyolysis Increased renal ... Mineralocorticoid deficiency, adrenal ... Hypermagnesemia #Causes ... #diagnosis #differential
Acute Kidney Injury (AKI) - Differential Diagnosis Framework
Pre-Renal:
 • Hypovolemia, Cardiorenal, Distributive Shock, HRS, Hypercalcemia, Renal
Pre-Renal: • Hypovolemia ... Hypercalcemia, Renal ... Medications Intra-Renal ... Autoimmune Post-Renal ... #Diagnosis #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Diagnosis Renal ... hypomagnesemia Renal ... Hypercalcemia, Post renal ... #diagnosis #causes ... #nephrology #magnesium
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
urinary sediment, renal ... clinical context and signs ... HIV serology, renal ... eosinophiluria, renal ... #Diagnosis #nephrology
Acute Kidney Injury (AKI) - Differential Diagnosis Framework

PRE-Renal AKI:
 • Hypovolemia
 • Congestion
 • Medications
 •
) - Differential ... PRE-Renal AKI ... Shunting INTRA-Renal ... Drug-induced POST-Renal ... #Diagnosis #nephrology
Causes of Acute Kidney Injury - Differential Diagnosis Framework 
Pre-Renal
Post-Renal
Intrinsic Renal:
 • Tubules (ATN)
 • Glomerular:
Causes of Acute ... Diagnosis Framework ... Pre-Renal Post-Renal ... Intrinsic Renal ... drtonydang @CMC_IM #AKI
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
by Mechanism Renal ... Hypermagnesemia #Differential ... #Diagnosis #High ... #Magnesium #Table ... #Causes #Management
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
protein/Cr - Renal ... - 45% - Pre-renal ... mostly ATN and pre-renal ... #Nephrology #Diagnosis ... #Differential