25 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Rotary Movement Peripheral ... vomiting, auditory symptoms ... nystagmus • Benign ... Bone Fracture Central ... symptoms/signs,
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... PERIPHERAL VERTIGO ... signs or symptoms ... #Peripheral #Central
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... - Labyrinth: Benign ... #Peripheral #Central
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
and Central Vertigo ... PERIPHERAL VERTIGO ... #Central #Vertigo ... diagnosis #findings #signs ... #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Peripheral Vertigo ... may be present Central ... with vascular causes ... No auditory symptoms ... Long symptom-free
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
Labyrinthitis 1) Vertigo ... instability 3) Nausea ... Clinical • Benign ... Labyrinthitis #Diagnosis #Symptoms ... #Signs #Otolaryngology
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... and Peripheral ... therapy - Pulmonary cause ... #Cyanosis #Central ... #Signs #Symptoms
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... glaucoma (AACG) • Benign ... Diagnosis #Algorithm #neurology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
generalized or a general ... seizure caused ... and metabolic causes ... Classification #Diagnosis #Neurology ... #Signs #Symptoms
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... 50 or less: • Neurologic ... Polyradiculopathy, Peripheral ... Retinitis (Most common cause ... #differential #signs