86 results
This is what a shoulder dislocation looks like on US before and after reduction. Focus on
looks like on US ... Focus on the joint ... EM_RESUS #Clinical #POCUS ... #MSK #Shoulder
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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Causes of Extravascular ... Abnormal Hgb & Hgb Defects ... Hgb - Membrane Defects ... MAHA (TTP, DIC, HUS ... Diagnosis #Algorithm #Causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Thrombocytopenia • Platelet defects ... PURPURA: Platelet Defects ... disease - DIC/TTP/HUS ... syndrome Coagulation Defects ... : • DIC, TTP/HUS
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Anemia Intrinsic Causes ... • Membrane defects ... elliptocytosis Extrinsic Causes ... Intravascular Causes ... • MAHA: TTP, HUS
Posterior Shoulder Dislocation on POCUS

The team wasn't sure if shoulder had been reduced. Rather than send
Dislocation on POCUS ... send out for CXR, US ... #Dislocation #POCUS ... clinical #ultrasound #MSK
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... uremic syndrome (HUS ... Intrinsic RBC Defects ... thalassemias), Membrane defects ... Extravascular #Causes
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... Thrombocytopenia (HIT, ITP/HUS ... ), Coagulation defects ... nonpalpable #palpable #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Mineralization Defect ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
in Anaesthesia Caused ... accumulation of blood, pus ... or iatrogenic causes ... ml syringe • Direct ... ultrasound to direct
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Afferent Pupillary Defect ... Optic nerve* (main cause ... neuritis due to MS ... Afferent #Pupillary #Defect