52 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
- Differential Diagnosis ... Cornea 5. ... Trauma Cornea ... Keratitis • Corneal ... Nucleus Visual Cortex
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 ... Palsy #Neurology #Signs ... #Symptoms #Diagnosis
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
Horner's syndrome ... have friends, is caused ... in 1855 by Ed Horner ... DGlaucomflecken #Horners ... Ophthalmology #Diagnosis
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... - Differential Diagnosis ... Contralateral motor cortex ... /Sub-Cortical (Corona ... Brown-Sequard Syndrome
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner ... syndrome, history ... • Meningeal signs ... #Differential #Diagnosis
Core IM: Pearls on Contrast-Induced Nephropathy

Definition: 
 • no slam dunk criteria 
 • definition in
Core IM: Pearls ... tubular necrosis Diagnosis ... : • look for signs ... (muddy brown casts ... #Management #ContrastInduced
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 ... Dermatomes #Myotomes #diagnosis
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 ... #differential #diagnosis
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... Miller-Fisher syndrome ... orbitopathy) • Corneal ... #Differential #Diagnosis ... #Causes #Ophthalmology
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
frequently benign causes ... carotid sinus syndrome ... further guide management ... orthostatic vital sign ... Further diagnostics