13 results
Causes of ileitis beyond Crohn’s disease and infections include systemic disorders -spondyloarthropathies, vasculitides, ischemia, and amyloidosis
Causes of ileitis ... See below for table ... helpful paper complements ... #Ileitis #Differential ... #Table
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... Diagnosis Algorithm ... GI LOSS - FeMg ... other EGFR ab • Genetics
Causes of Secondary IgA Nephropathy - Differential Diagnosis Algorithm
 • GI disorders: Celiac disease, Crohn's disease,
Causes of Secondary ... Nephropathy - Differential ... Diagnosis Algorithm ... • GI disorders ... spondylitis, RA, SLE
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Metabolism A table ... See IEM schema for ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis ... Peds #Pediatrics #Table ... #NICU #Genetics
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
See the lab values ... table for supplemental ... MetabolicEmergency #Genetics ... Pathophysiology #Diagnosis #Algorithm ... #Differential #
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Diagnosis GI losses ... - Various rare genetic ... #Diagnosis #Table ... #Causes
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... Diagnosis Algorithm ... Osmotic diuresis (see ... access to water GI ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... syndrome - Genetic ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... Classification #Causes
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Eosinophilia - Differential ... Diagnosis Algorithm ... eosinophilia • Familial/Genetic ... GI, lung, skin), ... , Sarcoidosis, SLE
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Urticaria and hypocomplementemia ... neuropathy - GI ... against MPO • Complement ... vasculitis, and SLE