27 results
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
granulocytes, within morulae ... Signs and symptoms ... bite • Fever, headache ... is rare (< 10% cases ... ), cough (30% cases
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
• Meningeal signs ... ) • Systemic symptoms ... and signs (e.g. ... conditions: • Stroke ... Diagnosis #Algorithm #neurology
Effects of Strokes by Location - Anterior vs Posterior Localization

Anterior Circulation 
 - MCA 
 -
Effects of Strokes ... #Syndromes #CVA ... #Territory #Symptoms ... #Signs #Localization ... #Effects #Neurology
Indications for tPA in Stroke:
 • Clinical diagnosis of ischemic stroke
 • Measurable neurologic deficit
 •
• Measurable neurologic ... deficit • Onset of symptoms ... present, in which case ... #cva #management ... #neurology
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
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... tentorial herniation, stroke ... • Severe nausea ... sensory deficit - Stroke ... #signs #symptoms
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... : Headaches, Dizziness ... Myalgia, Anosmia, Stroke ... Extrapulmonary #Diagnosis #Signs ... #Symptoms #SARSCOV2
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
or hemorrhagic stroke ... later stage) • Headache ... • Papilledema, headache ... • Caused by immune ... differential #TB #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... meningovascular (stroke ... influenzae Symptoms ... Acute meningeal signs ... regarded as a strong
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
→ Syncope • Signs ... /Symptoms: - Lightheadedness ... sensations - Headache ... Disorientation, Headache ... differential #diagnosis #causes