16 results
Lab patterns seen in Inborn Errors of Metabolism

A table of lab values compiled from UpToDate and
Lab patterns seen ... A table of lab ... values compiled ... See IEM schema for ... metabolicemergency-pathophysiology-differential-pediatrics-metabolism-algorithm-diagnosis
A schema of the pathophysiology of the inborn errors of metabolism, excluding complex storage diseases. Helps
schema of the pathophysiology ... connections and pathophysiology ... See the lab values ... #Diagnosis #Algorithm ... Pediatrics #Table #IEM
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Differential Diagnosis Algorithm ... Chronic Disease Normal ... #MCV #Classification ... #Causes #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... RBC Production - Normal ... #Classification ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... immune-complex hemolytic anemia ... Prosthetic heart valves ... #Causes #Hematology
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Differential Diagnosis Algorithm ... Takayasu disease • Normal ... Anemia, hypoglycemia ... Differential #Diagnosis #Algorithm ... #causes
Fatigue and IBD Algorithm
 • 40-50% patients have fatigue despite clinical remission
 • Risk factors: BMI,
, Anemia • Prevalence ... Crohn's > UC Anemia ... macrocytosis after d/c IMM ... correction of lab ... /other causes
Hypocalcemia - Differential Diagnosis Algorithm
 • Low Serum Mg: GI losses, Renal losses, Alcoholism, Malnutrition, Drug-Induced
Differential Diagnosis Algorithm ... Inappropriately Normal ... sunlight • Other Causes ... chelates Ca2+) Emory IM ... #causes
Vitamin B12 (Cobalamin) Deficiency
Etiology:
 • Vit B12 - aka cobalamin. Present in foods derived from animal
• Common Causes ... degeneration of dorsal ... neuropathy • Labs ... Treatment: • Oral ... , can consider IM
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Leukocytosis, anemia ... CXR upright or lat ... - Switch to oral