10 results
Simplified Approach to Acute Kidney Injury (AKI)
1) IS THIS AN EMERGENCY? 
Is there a dialysis indication
PROBLEM ~80% of AKI cases ... Assess UA w/ microscopy ... for WBCs, RBCs, casts ... , crystals, protein ... KidneyInjury #simplified #workup
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Epithelial cell casts ... crystals • Calcium ... polyangiitis /microscopic ... #KidneyInjury #Nephrology ... #Causes
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup ... and Diagnosis Algorithm ... mimics, repeat testing ... proteinuria, RBC casts ... if cause not identified
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Differential Diagnosis Algorithm ... present on repeat testing ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
dipstick, urine microscopy ... electrolytes, urea ... investigations depending on clinical ... #Diagnosis #nephrology ... #causes
Urine Microscopy - Urinary Sediment Examination Instructions
Preparation of the urine for microscopic examination:
 • Clean catch
Perform dipstick testing ... esterase • Fill conical ... up by cells or casts ... Ill stain) and crystals ... protein matrix of casts
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... intracellular urate ... crystals (gout) ... ANA and RF (if clinical
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
Clinical confirmation ... rare bilateral cases ... Pupil #anisocoria #clinical ... #video #ophthalmology ... #physicalexam #neurology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... Clinical Manifestations ... disorders • Testing ... diazepam • EMG testing ... antibody that works
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
should be based on clinical ... present in 15% of cases ... Demyelinating disease caused ... of serum CrAg testing ... comparable to CSF testing