13 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 ... infection (e.g.
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... neoplasms) • Screen also ... organ-specific signs ... or symptoms (eg ... #Algorithm #Differential
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Clonus, Babinski’s sign ... • Lhermitte’s sign ... pupillary defect SIGNS ... Signs and symptoms ... VEP’s: EEG of visual
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
brainstem syndromes (e.g ... AQP4-lgG disease; e.g ... pain • Extra-CNS ... Comorbid autoimmune disorders ... #symptoms #signs
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... Electrolyte Disorders ... (Eiffel Tower sign ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... Lack of UMN/LMN signs ... • Inflammatory disorders ... electromyographic (EMG
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
risk factors (eg ... hypertension (eg ... hypertension and signs ... renal bruit or signs ... Neurologic disorders
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Enteroviruses (e.g ... Coltivirus Symptoms ... Acute meningeal signs ... /l is regarded as
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
of UMN and LMN signs ... fasciculations Common Symptoms ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
an autoimmune disorder ... Generalized fatigue - ALS ... Serologic and EMG ... test - Cogan sign ... - Peek sign