15 results
Gastrointestinal Evaluation of Iron Deficiency Anemia
In patients with anemia, diagnose iron deficiency if:
 • Ferritin <
, diagnose iron ... tests Test for celiac ... Non-invasive testing ... #workup #diagnosis ... #gastroenterology
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
and Workup Summary ... strategy with minimal testing ... allergy/ sensitivity testing ... - Rule out celiac ... #workup #gastroenterology
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
- Differential Diagnosis ... have had prior evaluations ... , physical and testing ... syndrome • Celiac ... #gastroenterology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Workup History ... smear, HIV/HCV testing ... changes), high MCV anemia ... - Bone marrow evaluation ... #Causes #Workup
Celiac Disease - Diagnosis Algorithm
IgA TTG has high sensitivity and specificity of ~ 98% and is
serologic marker for evaluating ... pts need further testing ... - Gastroenterology ... #Algorithm #gastroenterology ... #workup
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... result in severe anemia ... immune hemolytic anemia ... the presence of renal ... #Workup #Hematology
Weight Loss - Differential Diagnosis Algorithm
Decreased Intake:
 • GI illness (upper and lower)
 • Psychiatric (Depression,
- Differential Diagnosis ... Crohn's Disease, Celiac ... Inflammatory Bowel ... Failure • Adrenal ... #Algorithm #Causes
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
aldosterone - Low in cases ... Insufficiency #Evaluation ... #laboratory #diagnosis ... #testing #endocrinology ... #workup
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Shock, Severe Anemia ... Beta-Agonists, ↑ work ... liver Failure, Renal ... separate D-lactate testing ... Seen in Short Bowel
Ileal Pouch Disorders - Differential Diagnosis
 • Surgical/Mechanical: Anastomotic leak, Pelvic sepsis, Sinus, Fistula, Strictures, Efferent
Small bowel bacterial ... Systemic/Metabolic: Anemia ... B12 deficiency, Renal ... stone, Celiac disease ... #surgery #gastroenterology