51 results
Causes of Proximal Muscle Weakness That May Mimic Inflammatory Myopathy
 • Central or peripheral neurologic disease
or peripheral neurologic ... • Myasthenia gravis ... Various drugs and ... Myopathy #mimics #diagnosis ... #differential #
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... Ocular- 50%: Ptosis ... life-threatening Differential ... - Peek sign ... #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Iniury • One-and-a-half ... Syndrome • Cavernous ... ophthalmology #neurology ... #differential # ... diagnosis #ocular
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
desaturation, Scotoma, Ocular ... , Myasthenia gravis ... Manifestations #diagnosis ... #neurology #symptoms ... #signs
Ptosis - Differential Diagnosis Framework

Ptosis (Greek- to fall) Drooping of the upper eyelid that usually results
Ptosis - Differential ... Diagnosis Framework ... Neurogenic Ptosis - Neurologic ... #Ptosis #neurology ... #Differential #
Guillain-Barre Syndrome
An acute polyneuropathy (disorder Of the peripheral nervous System).
Symptoms are Often symmetrical and progress Over
Guillain-Barre Syndrome ... polyneuropathy (disorder ... Often symmetrical and ... #Diagnosis #Neurology ... #Signs
SNOOP mnemonic may catch potentially life-threatening headaches
Systemic signs and disorders
Neurologic symptoms
Onset new or changed & patient
headaches Systemic signs ... and disorders ... Neurologic symptoms ... mnemonic #headaches #Differential ... #Diagnosis #headache
Ocular Myasthenia Gravis on Physical Exam

A 41yo female was referred by her neurologist for double vision.
Ocular Myasthenia ... Gravis on Physical ... such as cogan sign ... PhysicalExam #clinical #video ... ophthalmology #neurology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Pulmonary Disease Neurologic ... • Myasthenia Gravis ... Pharmacologic ... • Somatization Disorder ... Chronic Fatigue Syndrome
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Diagnosis Framework ... Postsynaptic: Myasthenia Gravis ... Lack of UMN/LMN signs ... #Diagnosis #neurology