8 results
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
common, there are also ... They can be grouped ... syndrome (Peds) ... #Pathophysiology ... Hyperammonemia #Differential
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... does not have to be ... suspected, immediate MRI ... #MSK #pathophysiology ... #signs
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
BEE Syndromes - ... affecting the Brain, Eye ... is important, as ... neuropathy (LHON) plus MRI ... noninflammatory #differential
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... fasciculations Common Symptoms ... MRI: Brain, cervical ... Further testing must be ... conditions listed in differential
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... Unresponsive wakefulness syndrome ... • Locked-in syndrome ... • Mutism Pathophysiology ... • Examine for signs
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... cord compression (MRI ... • Bilateral signs ... and/or symptoms ... management #neurology #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Arthralgias • Eye ... purpura: Strong sign ... • Progressive symptoms ... oligoclonal bands • MRI ... aneurysms can also
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
fever (FMF) PATHOPHYSIOLOGY ... be seen as part ... DIFFERENTIAL DIAGNOSIS ... edema around the eyes ... Also unlike PFAPA