12 results
Upper Extremity Nerve Pathologies 

 • Axillary Nerves
 • Musculocutaneous Nerve
 • Radial Nerve
 • Median
Upper Extremity Nerve ... • Ulnar Nerve ... #Pathologies #differential ... Neuropathy #anatomy #arm ... #innervation #neurology
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
Ulnar Nerve Anatomy ... Ulnar nerve is ... the nerve of hand ... and the Ulnar nerve ... #diagnosis #neurology
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Cord Injury by Nerve ... Flexion None T1 Ulnar ... Muscles Abdominal ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Abduction - C8-T1 (ulnar ... Adduction - C7-T1 (ulnar ... to the radial nerve ... Myotomes #diagnosis #neurology ... sensory #motor #arm
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... hemorrhage, which are ... blood test • Serology ... Skin biopsy • Abdominal ... ultrasound #
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
proximal weakness, arms ... life-threatening Differential ... Brain stem/Cranial nerve ... - Repetitive nerve ... diagnosis #management #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... constipation Differential ... Syringomyelia • Spinal AVM ... Equina #syndrome #differential ... diagnosis #causes #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... Multiple infections are ... of the abducens nerve ... CNS #Infections #differential ... InfectiousDiseases #Neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
loss, arthralgia, arm ... bruits, asymmetric arm ... affects the skin, neurologic ... muscle weakness • Nerves ... gut involvement, abdominal
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
is exitotoxic and ... Microglial cells are ... conditions listed in differential ... activity between nerve ... Lateral #Sclerosis #neurology