7 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI ... type 4) - Salt wasting ... Low #Potassium #Table ... #Classification
Lower GI Bleed - Management Algorithm

Suspected lower GI bleeding (LGIB):
 • Hematochezia 
 • Melena +
Lower GI Bleed - ... Management Algorithm ... Melena + right colon ... bleed) vs Stable ... GIBleed #management #Algorithm
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
Additional Modalities for Workup of GI Bleed (Other than EGD + Colonoscopy)

Pill endoscopy
 • Able to
for Workup of GI ... endoscopy limits, high sensitivity ... bowel duplication cysts ... MatthewHoMD #GI ... gastroenterology #table
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
DNA test: 92% sensitivity ... lesions or SSLs • Colon ... Colorectal #Cancer #colon ... Tests #comparison #table ... gastroenterology #CRC #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
: • FIT: 79% sensitivity ... lesions or SSLs • Colon ... Colorectal #Cancer #colon ... Tests #comparison #table ... gastroenterology #CRC #Testing
6/02/2022 UPDATE: This assay is designed to detect non-variola orthopoxviruses, including monkeypox virus. It is not
2022-lab-advisory-CLARIFICATION-CDC_Publishes_Non-variola_Orthopoxvirus_PCR_Testing_Procedure ... should use this algorithm ... smallpox-diagnostic-algorithm-poster ... initiation of any testing ... See table below