7 results
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Values • pH: ... acidosis: - CNS ... Neuromuscular weakness ... (GBS, Myasthenia ... #VBG #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ab to AChR blocks ... life-threatening Differential ... variants of GBS ... Serologic and EMG ... failure - Can be
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
(GBS) (aka: Landry–Guillain–Barré–Strohl ...  Most common cause ... Differential diagnosis ... :  Myasthenia ... Multiple Sclerosis: CNS
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
lumbar spine • MCC ... equina syndrome (CES ... cord • Guillain-Barre ... lower extremity weakness ... #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Incidence: 1 to 2 cases ... Immune response can be ... nerve roots and cauda ... diagnosis #management #neurology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping ... Antibiotics (Bactrim, PCN ... (Assess GFR), ±VBG ... only if no clear cause ... Treatment #potassium #nephrology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Aldolase levels • EMG ... Anti-Synthetase Ab ... • Misdiagnosed as ... statins - probably caused