46 results
Pathophysiology of Hemolytic Anemia
 - Defects in RBC internal contents (thalassemia, hemoglobinopathies, and metabolic defects)
 -
Pathophysiology ... - Defects in RBC ... - Defects in RBC ... environment #Pathophysiology ... Hemolytic #Anemia #hematology
Chronic Shoulder Pain - Differential Diagnosis Algorithm
4 tests for the AC joint:
1. Direct palpation
2. Cross-arm shoulder
Chronic Shoulder ... tests for the AC ... Cross-arm shoulder ... Resisted shoulder ... Diagnosis #Algorithm #MSK
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... rotation of the shoulder ... on axillary x-ray ... signs #symptoms #msk ... #orthopedics #pathophysiology
Shoulder Impingement Syndrome (SIS): Signs and Symptoms

Repetitive Overhead Activity, Scapular Dyskinesis -> Scapulohumeral mechanics become altered
Shoulder Impingement ... rotator cuff (RC ... Syndrome + Painful arc ... signs #symptoms #msk ... #pathophysiology
Coagulation Cascade and Anticoagulant Sites of Action

- Amy Chung, MD, MSc https://twitter.com/AmyChung

#AntiCoagulation #Cascade #Anticoagulants #Medications #Pharmacology
Amy Chung, MD, MSc ... #Pharmacology #Pathophysiology ... Mechanisms #DOAC #Hematology
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
ischemia-induced RBC ... hemolysis) • RBC ... (rare) *TTKG should ... principal cells should ... potassium #high #pathophysiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
Capsulitis (Frozen Shoulder ... ) or Prolonged shoulder ... pain • Shoulder ... FrozenShoulder #pathophysiology ... stages #staging #msk
Evaluation of Electrical Injury in the Emergency Department 

Common Injuries by System:

CNS - Seizure, coma, spinal
ED arrival MSK ... dislocations (posterior shoulder ... - AC), rhabdomyolysis ... especially with AC
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Gouty Arthritis) - MSK ... • This case should ... - **MSK rads ... Radiology #diagnosis #msk ... #rheumatology
Sickle Cell Disease - Pathophysiology of disease and complications 

Due to the deformed shape, HbS induces
Cell Disease - Pathophysiology ... shape, HbS induces RBC ... This leads to RBC ... SickleCell #Disease #Pathophysiology ... Complications #Hematology