4 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... Syphilis • Pyogenic Abscess ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... one post op Cardiology ... Recent PCI/stenting ... medical and surgical management ... stratification #diagnosis
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... Antibiotics (Bactrim, PCN ... tourniquet / IVF line draw ... Bicarb<22) - avoid NS ... #potassium #nephrology
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
Urinary antigen testing ... antigen • India ink prep ... • Sinusitis • Brain ... abscess • Disseminated ... #Management #Infections