12 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... brain lesion • CNS ... Diagnosis #Algorithm #neurology
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Dizziness - Vertigo - Differential ... Bone Fracture Central ... symptoms/signs, ... Dizziness #Vertigo #Neurology ... #Differential #
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... signs or symptoms ... Vertigo #Causes #differential ... #diagnosis #neurology
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
hypertension - CNS ... immunocompromise, CNS ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... lesions of the central ... Lack of UMN/LMN signs ... aminotransferases • Serology ... #Diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... diagnosis #findings #signs ... #symptoms #comparison ... #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Coltivirus Symptoms ... Acute meningeal signs ... culture or by serology ... #diagnosis #neurology
Generalized Seizures and Pseudoseizures
Generalized seizures "are conceptualized as originating as some point within, and rapidly engaging,
generalized or a general ... Classification #Diagnosis #Neurology ... #Signs #Symptoms ... #Comparison
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... Blood cultures/serology ... Blood cultures/serology ... #Endocarditis #comparison
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
and Headache - Differential ... - Autonomic symptoms ... meningeal irritation signs ... Trochlear headache • CNS ... ophthalmology #Neurology