11 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity ... • Radial Nerve ... #differential # ... diagnosis #Neuropathy ... #anatomy #arm #
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Upper Extremity ... Conditions Erb's Palsy ... nerve in the radial ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
Radial Nerve Anatomy ... the back of the arm ... • Thus a PIN palsy ... #Nerve #Anatomy ... #diagnosis #neurology
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
Named based on anatomic ... anterior interosseous nerve ... Posterior long arm ... Posterior #Radiology #XRay ... #Diagnosis #Management
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
are connected) ... • Through aditus ... bone): facial nerve ... palsy • Posteriorly ... signs #symptoms #diagnosis
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential ... Diagnosis Algorithm ... NT) - If both are ... #hepatitis #differential ... #diagnosis #algorithm
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
NT) - If both are ... ALT AST:ALT Ratios ... intestines, White blood cells ... #chemistry #diagnosis ... #differential #
Rheumatoid arthritis (RA): Pathogenesis and Joint diseases features
 • RA affects 1% of population, women >
• Plasma cells ... Stimulation of nerve ... Swelling notable on Xray ... drift of fingers, radial ... signs #symptoms #diagnosis
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
are the immune ... segment: Upper extremity ... , lower extremity ... conditions listed in differential ... activity between nerve
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... Multiple infections are ... hearing loss, palsy ... of the abducens nerve ... CNS #Infections #differential