14 results
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
- Differential Diagnosis ... Oral sodium loading ... CT or MRI scan of ... • Cushing’s syndrome ... #Differential #Diagnosis
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... RingEnhancing #Lesions #Brain ... #causes #radiology
Leigh Syndrome 
History: 19-month-old girl with hypotonia, developmental 
delay, failure to thrive, and bilateral optic disc
Leigh Syndrome ... DWI+ in acute disease ... #Clinical #MRI ... #Brain #Diagnosis ... #Radiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
parietal lobes of the brain ... Shock, Autoimmune disease ... parietal lobes of the brain ... the underlying cause ... with AEDs until cause
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Demyelinating Syndrome ... Cerebrovascular Disease ... autoantibodies that will cause ... inflammation, leading ... thrombosis and/or blood-brain
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
IL-1 and IL-6, leading ... Liver function tests ... Histopathologic criteria ... #Diagnosis #Management ... #Hematology #Rheumatology
Hepatic Encephalopathy - Diagnosis and Management Summary
Definition:
 • Alteration in brain function manifested by neuropsychiatric symptoms
Alteration in brain ... over course of disease ... Malnutrition, TIPS West ... Haven Criteria: ... Encephalopathy #Grading
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Criteria: • Sensory ... negative, MOG-IgG test ... • Infectious causes ... ruled out • Brain ... brain and/or optic
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... Caused by intrapulmonary ... 10 minutes of rest ... Criteria: • Underlying ... 80mmHg or A-a gradient
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... heart is pounding, racing ... Palpitations Diagnosis ... due to decreased brain ... #Palpitations #Cardiology