12 results
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
All About Horner's ... have friends, is caused ... by an injury ... Syndrome #Overview #Ophthalmology ... #Diagnosis #Neurology
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... asbestosis), Silica (silicosis ... pneumonia (DIP), Acute ... #diagnosis #differential ... #pulmonary #causes
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
consistent with a diagnosis ... experience, the cause ... clinical #video #ophthalmology ... #physicalexam # ... neurology #Anisocoria
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN Ill ... Fasciculus (MLF) Iniury ... Skew Deviation Casey ... #Localization #ophthalmology ... #diagnosis #ocular
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... Mydriasis: CN Ill ... herniation (Comatose), Acute ... Unilateral Miosis: Horner's ... #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
"claw hand" ± Horner ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... : • CN Ill Palsy ... dissociation • Other causes ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Bursitis • IBD ... Trauma • Crush injury ... Immobilization) • Acute ... extremity #msk #physicalexam
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
- Differential Diagnosis ... eye structures, lid ... trauma • Chemical injury ... #differential #diagnosis ... #ophthalmology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Syndrome - Summary Acute ... Epidemiology: • 1-2 cases ... • Weakness: mild ... cardiomyopathy, Horner ... variants: (1) acute