642 results
Mechanism of Action of Bile Acid Sequestrants
Bile Acid Sequestrants → ↓ Hepatic Bile Acid Pool →
Expression → ↑ VLDL ... /Secretion → ↑ LDL ... Production → ↑ LDL ... Receptors → ↑ LDL ... Clearance → ↓ Plasma LDL-C
Abnormal Lipid Profiles - Differential Diagnosis Algorithm

Increased Cholesterol and Triglycerides 
 - Genetic Causes
Hypothyroidism Decreased HDL ... Androgens Increased LDL ... ApoB-100 • LDLr ... • Familial LPL
Pancytopenia - Differential Diagnosis Algorithm
 • 12-13 g/dL,
 • ANC < 1800/uL,
 • platelet < 150,000/uL

Initial
Algorithm • 12-13 g/dL ... /uL Initial Workup ... reticulocyte count, LFTs, LDH ... Algorithm #hematology #workup
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
Lobar consolidation ... consolidation is lobar ... common diagnosis is lobar ... Pulmonary #CXR #Lobar
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... most likely a lobar ... This was an acute lobar ... AirBronchogram #RUL #Lobar
Laboratory Testing in Hemolytic Anemia

Intravascular vs Extravascular Hemolysis
Reticulocytes
Unconjugated bilirubin
LDH
Peripheral smear
Haptoglobin
Urine hemosiderin
Urine hemoglobin
Carboxyhemoglobin

#Hemolytic #Anemia #Laboratory #Testing #workup
Unconjugated bilirubin LDH ... Laboratory #Testing #workup
Tumor Lysis Syndrome - Workup and Management

Initial workup: BMP, Serum uric acid, LDH, Urine output, Consider
Lysis Syndrome - Workup ... Management Initial workup ... Serum uric acid, LDH ... Uric acid ≥ 8 mg/dL ... Calcium ≤ 7 mg/dL
COVID-19 Biomarkers 
 - Troponin
 - D-dimer
 - Lymphocyte Count
 - IL-6
 - LDH
 - Fibrinogen
Count - IL-6 - LDH ... Laboratory #Testing #Workup
Risk factors for atherosclerosis

Modifiable risk factors:
 - Dyslipidemia (elevated LDL, decreased HDL)
 - Tobacco smoking
 -
Dyslipidemia (elevated LDL ... , decreased HDL)
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
• Increased LDH ... Differential #Causes #Workup