31 results
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's ... fraction < 20% Differential ... Complications: MAS ... hepatitis • Pulmonary ... #treatment #rheumatology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Infectious: • Acute ... disorders • Celiac disease ... Post-op surgery • Trauma ... effect following treatment ... #Causes #Hematology
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Diagnosis Framework ... malperfusion - Lactate ... , Severe Valve Disease ... • Obstructive: Pulmonary
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... Diagnosis Algorithm ... Rebound effect from treatment ... Vasculitides, IBD, Celiac disease ... infarction, Severe trauma
Diffuse Acute Abdominal Pain (<72 hours) - Differential Diagnostic Algorithm
Look for surgical abdomen
Upper quadrant: R/O cardiac,
Diffuse Acute Abdominal ... (<72 hours) - Differential ... Diagnostic Algorithm ... : R/O cardiac, pulmonary ... Musculoskeletal • Trauma
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea - Differential ... Diagnosis Pulmonary ... : Trauma, COPD exacerbation ... Pleural effusion, Pulmonary ... #Diagnosis
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
arthritis (sJIA) • Adult-onset ... Triglycerides • ↑ Lactate ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis ... #Management #Hematology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... presentations and disease ... cardiac output - Acute ... pulmonary edema ... peritonitis - Acute
Elevated Lactate Dehydrogenase (LDH) - Differential Diagnosis Framework

LDH is a cytoplasmic enzyme present in tissues throughout
Elevated Lactate ... Dehydrogenase (LDH) - Differential ... Diagnosis Framework ... • Pulmonary infarction ... Demand ischemia • Trauma
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... • Mechanical Trauma ... - Drugs (Beta lactam ... Extravascular #Causes #differential ... #diagnosis #hematology