17 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... (<10%): fever, rash ... sterile pyuria, WBC ... eosinophiluria, microscopic ... #nephrology #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Purpura - Diagnostic Algorithm ... trauma, infection, vasculitis ... #Diagnosis #Dermatology ... #Rash #Petechiae ... #Differential #
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Diagnosis Algorithm ... Infection - Vasculitis ... Sjogren's, GPA, EGPA, Microscopic ... #Differential #
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... urine sediment - WBC ... polyangiitis (GPA) / microscopic ... #Proteinuria #Nephrology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Purpuric Rashes- THE ALGORITHMIC ... petechial or purpuric rash ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash ... #Differential
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
- Urinalysis/microscopy ... Glomerulonephritis or vasculitis ... AcuteKidneyInjury #AKI #Nephrology ... #Diagnosis #Algorithm ... #Causes #Differential
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated Vasculitis ... inflammation: • Microscopic ... #differential # ... diagnosis #algorithm ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... PR3-ANCA): • Microscopic ... mucositis - Rash ... Lab Tests: • CBC ... #rheumatology #
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... polyangiitis, Microscopic ... Investigations • Labs: CBC ... Renal #Syndrome #differential ... #diagnosis #nephrology
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
Hematuria - Differential ... urine sediment Microscopic ... Diagnostic of GN or vasculitis ... #Hematuria #Differential ... causes #urology #nephrology