39 results
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
• Urinary casts ... (FE Na). ... Injury (AKI) FE ... Necrosis (ATN) FE ... leucocyte-esterase #urine #UNa #casts
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
Fatigue and IBD Algorithm ... > PO FEFe Carboxymaltose ... /other causes • ... modifications Algorithm ... #Fatigue #IBD #Algorithm
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Differential Diagnosis Algorithm ... TIBC increased - Fe ... normal/decreased - Fe ... Differential #Diagnosis #Algorithm
Hyperphosphatemia - Differential Diagnosis Algorithm
Transcellular Shift:
 • Rhabdomyolysis
 • Tumor Lysis
 • Metabolic or Respiratory Acidosis
Differential Diagnosis Algorithm ... Decreased Excretion FE ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Causes of Generalized Edema - Differential Diagnosis Algorithm
Overfill (Increased renal sodium retention, Urine Na > 40meq/L)
Causes of Generalized ... Differential Diagnosis Algorithm ... Increased renal sodium ... Differential #Diagnosis #Algorithm ... #Causes
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Differential Diagnosis Algorithm ... Excretion - Renal FE ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Causes ... #Fe #algorithm
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Differential Diagnosis Algorithm ... net charge High FE-HCO3 ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Differential Diagnosis Algorithm ... water loss, Serum Sodium ... Differential #Diagnosis #Algorithm ... #Causes
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Differential Diagnosis Algorithm ... treat underlying cause ... Stress, Nausea, ... Differential #Diagnosis #Algorithm ... diagnosis #nephrology #sodium