16 results
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Diagnosis Algorithm ... Hematologic • Anemia ... • Drug Abuse (e.g
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
(<72 hours) - Differential ... Diagnostic Algorithm ... • Mesenteric ischemia ... Metabolic disease (e.g ... • Sickle cell anemia
Vascular Joint Pain - Differential Diagnosis Algorithm 
 - Constant Pain (Ischemia)
 - Acute Onset
 -
Vascular Joint Pain - Differential ... Diagnosis Algorithm ... Constant Pain (Ischemia ... • Sickle Cell Anemia ... #Orthopedics #Causes
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
despite clinical ... , Anemia • Prevalence ... Crohn's > UC Anemia ... Receptor (sTfR) to differentiate ... /other causes
Adrenal Insufficiency Differential Diagnosis Algorithm
Clinical suspicion: Weakness, fatigue, nausea, musculoskeletal pain, dizziness, volume depletion, abdominal pain,
Diagnosis Algorithm ... Clinical suspicion ... : Weakness, fatigue ... , nausea, musculoskeletal ... #endocrinology
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
Hyperglycemia - Differential ... Diagnosis Algorithm ... Hyperglycemia (e.g ... #endocrinology ... #causes
Hypoglycemia - Differential Diagnosis Algorithm
Fasting Hypoglycemia:
 • Excess Insulin
 • Medications (e.g. Insulin Secretagogues, ß-Adrenergic Antagonists,
Hypoglycemia - Differential ... Diagnosis Algorithm ... : • Critical Illness ... #endocrinology ... #causes
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... intrinsic factor, IF) Clinical ... slowing, neuropathy, fatigue ... hypoxia and organ ischemia ... (e.g.
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... , - regional ischemia ... of lactate as a clinical ... 30mmHg) - Severe anemia ... Acidosis #Elevation #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... night sweats, fatigue ... Leukocytosis, anemia ... • Vasculitis (e.g ... #causes #management