69 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Ill (Oculomotor) Nerve ... IV (Trochlear) Nerve ... palsy • CN VI (Abducens ... ) Nerve palsy • ... Skew Deviation Casey
Causes of Facial Weakness - Differential Diagnosis Algorithm
Forehead Sparing = Central cause
  - Most commonly
Causes of Facial ... Differential Diagnosis Algorithm ... Sparing = Central cause ... (2% of facial nerve ... Differential #Diagnosis #Algorithm
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
other potential causes ... , abducens nerve ... receive proper treatment ... is no mainstay treatment ... the condition, case
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Abnormalities of the Optic Nerve ... Abnormalities of the Optic Nerve ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Algorithm for the Evaluation of Diplopia: Diplopia has been explored previously on ddxof. The earlier algorithm
Algorithm for the ... The earlier algorithm ... identifying the paretic nerve ... This algorithm uses ... potential etiologic causes
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Trauma Cranial Nerve ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Infographic depicting the main pearls of various types of congenital adrenal hyperplasia for the medical student.
#CAH #algorithm ... #causes #pediatrics ... diagnosis #comparison #treatment
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... effect following treatment ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Neuropathies • Optic Nerve ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
Differential Diagnosis Algorithm ... Cochlear or Auditory Nerve ... • Metabolic Causes ... Differential #Diagnosis #Algorithm ... #Causes