11 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... lung nodules, may also ... see skin lesions ... Lesions #Brain #differential ... #diagnosis #causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... And BMP Normal Values ... acidosis: - CNS ... Neuromuscular weakness ... Diagnosis #Summary #Nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... Demyelinating disease caused ... symptoms such as ... #Infections #differential ... InfectiousDiseases #Neurology
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactic Acidosis - Differential ... www.ncbi.nlm.nih.gov/pmc ... to bolus these values ... hypoperfusion have been ... Acidosis #Elevation #Differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... Generalized fatigue - ALS ... Serologic and EMG ... failure - Can be ... diagnosis #management #neurology
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
- Causes progressive ... EMG: LMN Signs in ... Further testing must be ... conditions listed in differential ... Lateral #Sclerosis #neurology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Bacterial Meningitis - Differential ... /l is regarded as ... Singh @rav7ks #CNS ... #diagnosis #neurology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Weakness, cramping ... Antibiotics (Bactrim, PCN ... only if no clear cause ... Bicarb<22) - avoid NS ... Treatment #potassium #nephrology
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
prolonged rest can cause ... • Iron, folic acid ... deficiencies • Renal ... • Anemia of renal ... pathophysiology #differential
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Aldolase levels • EMG ... Antisynthetase syndrome (also ... statins - probably caused ... #rheumatology #differential