124 results
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... sterile pyuria, WBC casts ... eosinophiluria, microscopic ... Nephritis #AIN #Algorithm ... #nephrology #diagnosis
Causes of Acute Kidney Injury (AKI) - Differential Diagnosis Algorithm
Acute Kidney Injury (AKI) - Acute increase
Injury (AKI) - Differential ... Diagnosis Algorithm ... Epithelial cell casts ... polyangiitis /microscopic ... #Diagnosis #Algorithm
Causes of Hematuria - Differential Diagnosis Algorithm
Red blood cells on urine microscopy. Must exclude false positives
of Hematuria - Differential ... Diagnosis Algorithm ... cells on urine microscopy ... RBCs and/or RBC casts ... #Diagnosis #Algorithm
Acute Diarrhea - Differential Diagnostic Algorithm
Watery/Large Volume (Small Bowel)
 • Viral
 • Bacterial (e.g. C peffrjngens,
Acute Diarrhea - Differential ... Diagnostic Algorithm ... Yersinia) • Parasitic ... Shigella) • Parasitic ... #Diagnosis #Algorithm
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Proteinuria - Differential ... Diagnosis Algorithm ... sediment - WBC/RBC casts ... polyangiitis (GPA) / microscopic ... #Diagnosis #Algorithm
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... breakdown of cellular casts ... heme-granular casts ... #Differential # ... Microscopy #Diagnosis
Causes of Pediatric Diarrhea - Differential Diagnosis Algorithm
Infectious:
 • Viral
 • Bacterial
 • Parasitic
Malabsorption:
 • Lactase
Pediatric Diarrhea - Differential ... Diagnosis Algorithm ... Bacterial • Parasitic ... #Diarrhea #Differential ... #Diagnosis #Algorithm
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
Lung Disease - Differential ... Diagnosis and Workup ... Algorithm Acute ... , NTB, Fungal, Parasitic ... #Algorithm #lesion
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
Algorithm and Differential ... Diagnosis of Macroscopic ... RBC’s, RBC/WBC casts ... neck, prostatic) #Diagnosis ... #Algorithm #Ddxof
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
found in 60% of cases ... , Syphilis Parasitic ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology