89 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... positional episodes caused ... No auditory symptoms ... Long symptom-free
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 ... #Bells #Palsy #Neurology ... #Signs #Symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... vomiting, auditory symptoms ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... Diagnosis #Algorithm #Causes
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
patient with vertigo symptoms ... for a CENTRAL cause ... Clinical #Video #Positive ... #Neurology #Central
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
is thought to cause ... the Positive Symptoms ... is thought to cause ... #signs #psychiatry ... #positive #negative
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... with significant neurologic ... signs or symptoms ... Central #Vertigo #Causes
Pemphigus Vulgaris vs Bullous Pemphigoid - Comparison Table
Pemphigus Vulgaris
 • Epidemiology: Average age 40-60
 • Time
, relapsing • Symptoms ... ruptured • Nikolsky sign ... : Positive • Antibodies ... , relapsing • Symptoms ... Tense • Nikolsky sign
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... - May involve symptoms ... neuropsychiatric symptoms ... Carnett's sign ... radicular pain #Rare #Causes
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
instability 3) Nausea ... fixation) • Positive ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Pneumocystis jirovecii Pneumonia 
Clinical 
 • Caused by Pneumocystis jirovecii (formerly carinil) 
 • Immunocompromised host
Clinical • Caused ... • Seen in HIV positive ... CD4 < 200 • Symptoms ... often elevated Treatment