12 results
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Hypo-osmolar Hypotonic ... 275 mosm/kg) Assess ... #Diagnosis #Nephrology ... #Differential # ... Hypotonic
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Floppy Newborn) - Differential ... Diagnosis Algorithm ... Diseases • Prader-Willi ... Hematoma • Abscess ... #Diagnosis #Algorithm
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Diagnosis Algorithm ... Encephalitis, Brain Abscess ... Neurocysticercosis, PML ... #Diagnosis #Algorithm ... #Causes #neurology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Hypernatremia - Differential ... Diagnosis Algorithm ... 300 mmol/kg • Hypertonic ... Hypernatremia #Nephrology ... Diagnosis #Algorithm
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
(MS), Epidural abscess ... poisoning, Scorpion sting ... Muscular dystrophy, Myotonic ... Weakness #Causes #differential ... #diagnosis #neurology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Cerebral Salt Wasting ... #Hyponatremia #differential ... #diagnosis #table ... #sodium #nephrology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... tuberculomas, or abscesses ... of serum CrAg testing ... comparable to CSF testing ... CNS #Infections #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
toxo IgG • CNS PCR ... Syphilis • Pyogenic Abscess ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... 1) Is it hypotonic ... Assess volume status ... up to 3x in the setting ... #management #nephrology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Assess functional ... event, follow ACC algorithm ... one post op Cardiology ... Recent PCI/stenting ... stratification #diagnosis