184 results
Amsterdam Wrist Rules
Rules that dictate which patients require imaging based on the likelihood of wrist fracture
trauma DISTAL RADIUS ... deformity, Tender Radius ... , Painful radial ... #Wrist #Rules radius ... #fracture #radiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Extension C6, C7, C8 (radial ... Extension - C7, C8 (radial ... Extension - C7, C8 (radial ... damage to the radial ... nerve in the radial
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
Janeway Lesion: ... , erythematous lesions ... endocarditis, in this case ... of an infected radial ... SkinRash #Janeway #Lesions
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Weakness - Differential ... Sparing = Central cause ... involved = Peripheral lesion ... #Weakness #Differential
Pediatric Elbow Injuries - Elbow Xrays

Check the fat pads on the lateral projection:
1. A displaced anterior
longitudinal axis of the radial ... capitellum: a radial ... The normal radius ... 2-3 cm of the radius ... the shaft of the radius
Radial Fracture Due to Parathyroid Carcinoma- ...A plain radiograph of the left arm showed a diaphyseal
Radial Fracture ... showed a diaphyseal radial ... appearance of the radius ... showed union of the radial ... carcinoma #diaphyseal #radial
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes ... #radiology #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
Respiration None C5 Radial ... Finger Finger Flexion ... Thigh Hip Flexion ... S3/S4 Perianal Region ... NerveRoots #Levels #differential
Causes of Common Accidental and Non-Accidental Pediatric Fractures - Differential Diagnosis Algorithm
Accidental Trauma
 - Distal Radius
Causes of Common ... Pediatric Fractures - Differential ... Trauma - Distal Radius ... - Distal Radius ... , Tibia, Ribs, Radius
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... - Differential ... manipulation - CNS lesion ... Polio - PNS lesion ... #Diagnosis #Causes