56 results
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... Nucleus Visual Cortex ... ophthalmology #causes
Critical and Emergent Causes of Neuromuscular Weakness
CRITICAL DIAGNOSES 
 - Cerebral cortex or subcortical 
 -
Critical and Emergent Causes ... - Cerebral cortex ... - Cerebral cortex ... #Differential #Neurology ... #Causes #Diagnosis
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
many different causes ... the commonest cause ... Hyperacusis - Loss of Corneal ... #Bells #Palsy #Neurology
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
have friends, is caused ... in 1855 by Ed Horner ... and discovered a syndrome ... DGlaucomflecken #Horners ... Ophthalmology #Diagnosis #Neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Contralateral motor cortex ... /Sub-Cortical (Corona ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... "claw hand" ± Horner ... Syndrome Wrist ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Evolution of stroke on CT and MRI. 

Day 1: NCHCT demonstrates obscure left insular cortex. No
obscure left insular cortex ... the left insular cortex ... left temporal cortex ... Progression #Timeline #Neurology ... #Radiology #Findings
Micronutrient Deficiencies After Gastric Bypass
Fat-Soluble Vitamins:
 • Vitamin A - Night/complete blindness, xeropthalmia (pathologic dryness of
conjunctiva and cornea ... • Thiamine - Nausea ... ataxia), Korsakoff syndrome ... function, diarrhea • Copper
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
Horner's Syndrome ... input to (in this case ... etiology in this case ... Ophthalmology #Photo ... #Horners #Syndrome
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner ... syndrome, history ... Diagnosis #Algorithm #neurology