12 results
Lower GI Bleed - Management Algorithm

Suspected lower GI bleeding (LGIB):
 • Hematochezia 
 • Melena +
Lower GI Bleed - ... Suspected lower GI ... bleeding (LGIB) ... Unstable (Rule out upper ... GI bleed) vs Stable
What is Fecal Occult Blood Testing (FOBT)
 • Screening for colorectal cancer in average risk population
Fecal Occult Blood Testing ... Denatured from upper ... GIB • Does not ... to unnecessary testing ... Massachusetts GI
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... enzymes, Head CT ... Syncope #diagnosis #workup ... #testing #Cost ... Effectiveness #table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Barium Enema (Lower GI ... mSv 3 years - Upper ... GI Study With Barium ... Nuclear #Comparison #Table ... #Risks #Testing
Coffee Ground Emesis in the setting of an Upper GI Bleed

#coffeeground #emesis #UGIB #Upper #GIBleed #Clinical
Emesis in the setting ... of an Upper GI ... coffeeground #emesis #UGIB ... #Upper #GIBleed
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
mSv 765 CXRs Upper ... 50 CXRs Head CT ... CXRs Abdomen CT ... Nuclear #Comparison #Table ... #Risks #Testing
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Mechanism Decreased GI ... hypomagnesemia Excessive GI ... Familial renal Mg wasting ... Low #Magnesium #Table ... Classification #Causes #Workup
Additional Modalities for Workup of GI Bleed (Other than EGD + Colonoscopy)

Pill endoscopy
 • Able to
Modalities for Workup ... of GI Bleed (Other ... Triple-phase CT ... or nephropathy CT ... gastroenterology #table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
and Screening Testing ... MRA; abdominal CT ... infusion Adrenal CT ... Causes #Screening #Workup ... #table
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... full infectious work-up ... days → add fungal work-up ... swelling, dyspnea, upper-extremity