22 results
Bell's palsy
There are many different causes of Facial Nerve Palsy. However, the commonest
cause of unilateral facial
Bell's palsy There are ... Hyperacusis - Loss of Corneal ... #Bells #Palsy #Neurology ... #Signs #Symptoms ... #Diagnosis
Kussmaul's Sign and Friedreich's Sign on Neck Examination

A middle-aged M with unknown PMH presents with dyspnea.
Kussmaul's Sign ... eponymous JVP findings are ... Most likely diagnosis ... the underlying cause ... #Neck #JVP #PhysicalExam
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... "claw hand" ± Horner ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... a mass as the cause ... Functional • Corneal ... #Algorithm #Causes ... #Ophthalmology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
Bell's Palsy - Diagnosis ... ophthalmoplegia), systemic signs ... inflammatory cause ... Eyecare (prevent corneal ... Management #Treatment #Neurology
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
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... because she also has Kussmaul's ... sign, causing the ... the underlying diagnosis ... PHTN #JVP #Neck #PhysicalExam
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
include the entire cortex ... general seizure caused ... and metabolic causes ... Classification #Diagnosis ... #Neurology #Signs
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... spasm - legs, arms ... → Syncope • Signs ... #differential #diagnosis ... #causes #stroke
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
Kussmaul breathing ... Occasional sighs ... are normal. ... Abnormalities #Abnormal #Diagnosis ... #PhysicalExam