26 results
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Toxic Damage (e.g ... Displacement (e.g ... Non-lmmune: • HELLP Syndrome ... Foreign Surface (e.g ... #Hematology
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
Intraoperative Cardiac ... trolley and 12-lead ECG ... CM5 continuous ECG ... Obtain a 12-lead ECG ... Ischemia #Ischaemia #Anesthesiology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
(usually IgG) (e.g ... (usually IgM) (e.g ... deficiencies (e.g ... Membrane defects (e.g ... differential #diagnosis #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
Cardiac Tamponade ... , e.g. central line ... pericardiocentesis kit (eg ... #Tamponade #Anesthesiology ... #Anesthesia #Intraoperative
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
and positioning (e.g ... consider: o Cardiac ... (eg steroid dependency ... #Differential #Anesthesiology ... #Anesthesia #Intraoperative
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Intraoperative Circulatory ... unexplained loss of cardiac ... Consider thrombolysis e.g ... Embolism #VTE #Anesthesiology ... #Anesthesia #Intraoperative
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... lethargy, hematuria, cardiac ... unless worrisome EKG ... with tetany or cardiac ... diagnosis #management #hematology
Intraoperative Anaphylaxis - Guidelines for Crises in Anaesthesia
• Unexplained hypotension
• Unexplained bronchospasm (wheeze may be absent
Intraoperative Anaphylaxis ... • Unexpected cardiac ... alternate vasopressor (e.g ... #Anaphylaxis #Anesthesiology ... #Anesthesia #Intraoperative
Intraoperative Sepsis - Guidelines for Crises in Anaesthesia

Severe sepsis (hypotension persisting after initial fluid challenge of
Intraoperative Sepsis ... likely underlying cause ... Consider monitoring cardiac ... cultures if possible (eg ... anaesthesia #Sepsis #Anesthesiology