13 results
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... Swyer's Syndrome ... • Savage syndrome ... • Functional (e.g
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Polycystic ovarian syndrome ... <35 years old, e.g ... • Functional (e.g ... • Sheehan's Syndrome ... • Asherman's syndrome
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Poliomyelitis, Guillain-Barre ... syndrome, Mononeuritis ... Lambert Eaton Syndrome ... , Myasthenia Gravis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... Guillain-Barré syndrome ... Hyperthyroidism, Serotonin syndrome ... diagnosis #table #neurology
Causes of Pediatric Constipation - Differential Diagnosis Algorithm
Dietary / Functional:
 • Insufficient Volume / Bulk
Neurologic:
 •
Causes of Pediatric ... Withholding • Painful (e.g ... Congenita • Guillain-Barré ... Syndrome • Muscular ... #Peds #Pediatrics
Pediatric Constipation - Differential Diagnosis Algorithm
Dietary/Functional
 • lnsufficient Volume / Bulk
Neurologic
 • Hirschsprung's Disease
 • Imperforate
Withholding • Painful (e.g ... Congenita • Guillan-Barré ... Syndrome #Constipation ... Diagnosis #Algorithm #Causes ... #Peds
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Other brainstem syndromes ... (e.g. oculomotor ... Hypothalamic or thalamic syndromes ... AQP4-lgG disease; e.g ... erythematosus, Sjögren syndrome
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Tuberculosis • Epstein-Barr ... • Myasthenia Gravis ... • Drug Abuse (e.g ... Chronic Fatigue Syndrome
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... cardiomyopathy, Horner syndrome ... Miller Fisher Syndrome ... Electrodiagnostic studies - EMG ... #Syndrome #diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
thyroid, Sjogren syndrome ... “dropping head syndrome ... - Kearns-Sayre syndrome ... Eaton myasthenia syndrome ... Serologic and EMG