62 results
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
Differential Diagnosis ... of Acute Kidney ... #Nephrology #AKI ... #Causes #Differential ... #Workup #Algorithm
Algorithm for the evaluation of macrocytic anemia. (RBC = red blood cell; MMA = methylmalonic acid.)
Physicians
the most likely cause ... recovery also causes ... of the initial work-up ... deficiency. ... #Diagnosis #Macrocytosis
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
Diagnostic Framework ... kidney disease, Acute ... Megaloblastic: Vitamin B12 ... #differential #diagnosis ... #causes #hematology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... repeat testing • Acute ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... if cause not identified
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
e.g AEIOU ) or anuria ... require urgent nephrology ... creatinine (in 12 ... KidneyInjury #simplified #workup ... #diagnosis #nephrology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Blood Loss • Acute ... • B12/Folate ... Deficiency • Aplastic ... #Algorithm #Causes
Wernicke Encephalopathy - Acute Thiamine (B1) Deficiency 
Clinical Diagnosis - Caine Criteria (2 out of 4):
Encephalopathy - Acute ... Thiamine (B1) Deficiency ... Clinical Diagnosis ... #Deficiency #diagnosis ... #criteria #neurology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential Diagnosis ... Hyperphosphatemia, Acute ... #Hypocalcemia #Workup ... #Algorithm #nephrology
Causes of False Elevation and Reduction in HbA1c

== False Elevation ==
Decreased RBC turnover 
• Iron, B-12,
Causes of False ... turnover • Iron, B-12 ... , or folate deficiency ... RBC turnover • Acute ... Increase #Decrease #Diagnosis
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential Diagnosis ... paraproteinemia, acute ... Insulin/Glucose, Acute ... #phosphate #nephrology