9 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... " ± Horner Syndrome ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
• Weakness: Starts ... Can begin in arms ... Absent Reflexes: Arms ... Guillain-Barre Diagnosis ... #diagnosis #management
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
HBV infection, HIV ... Labs/Diagnosis: ... Cryoglobulins #diagnosis ... #types #classification ... #rheumatology #
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential Diagnosis ... sterile and are ... Burrows between fingers ... , volar wrists ... Mpox • Starts
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... episcleritis as well as inner ... Cryoglobulins • HIV ... #rheumatology # ... classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
loss, arthralgia, arm ... bruits, asymmetric arm ... hip • Muscle strength ... occasional oligoclonal bands ... #Rheumatology
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
little, or pinky, finger ... What are the symptoms ... ECU Subluxation diagnosed ... relevant body parts ... #physicalexam #video
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
RP-ILD), dermato-rheumatologic ... weakness + atrophy- Hip ... flexors, quadriceps, finger ... kinase levels are ... Myositis #Myopathy #rheumatology
Relapsing Polychondritis

What is it?
Recurrent inflammation of the cartilage in the body (Autoimmune disorder)

Who?
• Most frequently: 40
aorta) • Eyes • Inner ... discoloration • Warm ... /EGPA • RA Diagnosis ... Polychondritis #rheumatology ... #diagnosis #management