34 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... hand" ± Horner Syndrome ... Wrist drop - Occurs ... Carpal Tunnel Syndrome
Causes of Sudden Cardiac Arrest
Primary Myocardial Processes (> 90%):
 • Acquired structural heart disease: CAD, Most
Causes of Sudden ... Channelopathies: Long/short ... QT syndromes, Brugada ... Cardiac #Arrest #cardiology ... differential #diagnosis #causes
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
Dislocation On lateral wrist ... dorsally and no longer ... , pain with wrist ... #Carpal #Radiology ... #Orthopedics #Sports
Eichhoff's Test in de Quervain's Tenosynovitis

The Eichhoff test is used to assess for de Quervain's tenosynovitis,
condition that causes ... and wraps their fingers ... to cause ulnar ... #physicalexam #sports ... #orthopedics #rheumatology
Eichhoff's Test in de Quervain's Tenosynovitis

The Eichhoff test is used to assess for de Quervain's tenosynovitis,
condition that causes ... and wraps their fingers ... to cause ulnar ... #physicalexam #sports ... #orthopedics #rheumatology
Eichhoff's Test in de Quervain's Tenosynovitis

The Eichhoff test is used to assess for de Quervain's tenosynovitis,
condition that causes ... and wraps their fingers ... to cause ulnar ... #physicalexam #sports ... #orthopedics #rheumatology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Wide (1) VT - DANGER ... B Afib + WPW - DANGER ... (2) Sick Sinus Syndrome ... pause 2º - Mobitz ... electrocardiogram #cardiology
Causes of Pericardial Effusion - Differential Diagnosis
Infectious:
 • Viral: Enterovirus, Herpesvirus, Adenovirus, Parvovirus
 • Bacterial: Mycobacterium
Causes of Pericardial ... Non-Infectious: • Rheumatologic ... Disease, Behcet Syndrome ... Differential #Diagnosis #Causes ... #cardiology
Distal Radius Fracture 
Distal radius fracture is the most common orthopedic injury. Here's a quick summary.
•
• Colles (90% "dinner ... variable gross wrist ... carpal tunnel syndrome ... reduction using finger ... Colles #Distal #Radiology
Eichhoff's Test in de Quervain's Tenosynovitis

1) Patient makes a fist with fingers wrapped around the thumb
2)
makes a fist with fingers ... ulnar deviates the wrist ... #physicalexam #sports ... #orthopedics #rheumatology ... #wrist