71 results
Lower GI Bleed - Management Algorithm

Suspected lower GI bleeding (LGIB):
 • Hematochezia 
 • Melena +
Lower GI Bleed - ... Suspected lower GI ... bleeding (LGIB) ... Rule out upper GI ... bleed) vs Stable
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... Familial renal Mg wasting ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes #Workup
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
appropriate for GIB ... to unnecessary testing ... , extended LOS ... Massachusetts GI ... #OccultBlood #Testing
Differential Diagnosis of Jaundice, Presentation Pattern #Diagnosis #EM #IM #GI #Jaundice #Pattern #LFTs #Workup #Table #Differential
Diagnosis #EM #IM #GI ... Pattern #LFTs #Workup ... #Table #Differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI ... type 4) - Salt wasting ... Differential #Diagnosis #Low ... #Potassium #Table
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Framework and Workup ... hyperchloremia - GI ... • Serum K: low ... GI Loss of HCO3 ... Differential #Diagnosis #Workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... FEPO4 < 5%: • GI ... • Normal or Low ... - Normal or Low ... Diagnosis #Framework #Workup
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Diagnostic Algorithm - GI ... - 1° Renal PO4 wasting ... Hypophosphatemia #phosphorus #low
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
filling of bucket (low ... time (urinary or GI ... Algorithm #Causes #workup
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... Syncope #diagnosis #workup ... #testing #Cost ... Effectiveness #table