66 results
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
- Differential Diagnosis ... Algorithm Painful ... Demyelination • MS ... #Algorithm #Causes ... #Ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
to the radial nerve ... axillary nerve ... regimental badge" anesthesia ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Neuro-OphthaImoIogy ... Map - Optic Nerve ... Infection • MS ... #Differential #Diagnosis ... #Anatomy #Causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... Paralysis 4) Paresthesia ... #differential #diagnosis ... lower #extremity #msk ... #physicalexam
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Algorithm Clinical ... a mass as the cause ... #Algorithm #Causes ... #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Algorithm Relative ... Neuropathies • Optic Nerve ... #Algorithm #Causes ... #Ophthalmology
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
patient under anesthesia ... That causes the ... during running and ... clinical #video #PhysicalExam ... cruciate #ligament #msk
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
IV (Trochlear) Nerve ... Iniury • One-and-a-half ... Skew Deviation Casey ... #Localization #ophthalmology ... #differential #diagnosis
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
identifying the paretic nerve ... This algorithm uses ... of the history and ... potential etiologic causes ... #Diagnosis #EM #
Left Wrist Drop - Radial Nerve Palsy on Physical Examination

Left hand drop due to compression of
Drop - Radial Nerve ... Examination Left hand ... sleeping as in this case ... #Palsy #PhysicalExam ... #orthopedics #msk