79 results
Patterns of Liver Injury
Transaminase Levels:
  > 50x normal - Ischemic Hepatitis
  > 20x normal
> 50x normal - Ischemic ... > 20x normal - Acute ... AST:ALT = 1 - Ischemia ... Viral Hepatitis, Ischemic ... Liver #Injury #hepatology
Causes of Severe Acute Liver Injury
 - Ichemic hepatitis
 - Acute biliary obstruction
 - Drug-Induced liver
Causes of Severe ... Acute Liver Injury ... - Ichemic hepatitis ... #Causes #Differential ... #Hepatology #Diagnosis
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Infectious: • Acute ... Iron deficiency anemia ... #Hematology
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... (<72 hours) - Differential ... • Mesenteric ischemia ... • Sickle cell anemia ... Irritable bowel syndrome
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... Normal RBCs • Acute ... #Differential # ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... Thrombocytosis): • Acute ... malignancies • Anemia ... Myelodysplastic syndrome ... #hematology #secondary
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... Dilatation - Differential ... sludge), Mirizzi's syndrome ... Parasitic infection, Ischaemic ... diagnosis #hepatology
Elevated Liver Function Tests (LFTs) - Differential Diagnosis Framework
Mild (<100-500): 
 • NAFLD
 • Cirrhosis
 •
Tests (LFTs) - Differential ... Hepatopathy • Acute ... liver injury) • Ischemic ... #Tests #LFTs #Differential ... #Diagnosis #hepatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... , deficiency anemia ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
kidney disease, Acute ... Myelodysplastic syndrome ... morphologic #mcv #differential ... #diagnosis #causes ... #hematology