53 results
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... Weiss, Boerhaave syndrome ... sarcoma, Mesenteric ischemia ... Inflammatory: Ischemic ... #algorithm
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Optic Neuritis • Ischemic ... Midbrain (Parinaud's Syndrome ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Pemberton's Sign caused by a Retrosternal Thyroid Goiter

Elevating the arms causes the previously flat neck veins
Pemberton's Sign ... caused by a Retrosternal ... Elevating the arms causes ... #Pembertons #Sign ... PhysicalExam #clinical #video
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
hemorrhage, Brainstem ischemia ... oticus (Ramsay Hunt syndrome ... canal dehiscence syndrome ... • Cogan's syndrome ... Differential #Diagnosis #algorithm
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Cannot Abduct • Ischemia ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... Miller-Fisher syndrome ... Ophthalmoplegic migraine, Ischemic ... differential #diagnosis #ophthalmology
Causes of Pediatric Spells - Differential Diagnosis Algorithm
Neonates and Infant Spells:
 • Benign Sleep Myoclonus
 •
Causes of Pediatric ... Differential Diagnosis Algorithm ... Colic • Sandifer Syndrome ... • Transient Ischemic ... #Causes #Peds #
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... neurologic symptoms/signs ... • Transient Ischemic ... Differential #Diagnosis #Algorithm ... #Causes
Iridodonesis

Physical examination revealed iridodonesis, or “dancing” of the iris, which was elicited by rapid movement of
movement, is a sign ... with Marfan’s syndrome ... #PhysicalExam #Video ... #Ophthalmology ... #Signs #Ocular
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Anterior ischemic ... Is visual loss caused ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm