37 results
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... the lung) - CNS ... pathology (e.g. ... Pulmonary pathology (e.g
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Pain/Post-op • Neurologic ... Reduced GFR, AKI/CRF ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential ... Pain/Post-op • Neurologic ... Reduced GFR, AKI/CRF ... Uosm < 100 mmol/kg ... #Nephrology #Differential
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential ... Diagnosis Algorithm Hypernatremia ... Polyuria scheme) e.g ... #Nephrology #Differential
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
- Differential ... Infiltrative disorders (e.g ... Malignancy - CNS ... - Medications (e.g ... renal diseases (e.g
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Pulmonary Diseases, CNS ... UnremarkableLab #Hyponatremia ... #Differential # ... Algorithm #diagnosis #nephrology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
CNS: parietal ... • Infection (e.g ... Brain lesions (e.g ... Syndrome #diagnosis #neurology ... #differential
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... symptoms and signs (e.g ... brain lesion • CNS ... infection (e.g. ... Diagnosis #Algorithm #neurology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
CNS Manifestations ... Erythematosus (SLE) Clinical ... Lumbar Puncture, EEG ... Erythematosus #SLE #CNS ... #neurology #rheumatology
Pisa Syndrome (pleurothotonus) on Physical Exam
A tonic flexion of the trunk of the body to one
name comes from its ... by: - drugs (e.g ... neurodegenerative disorders (eg ... #PhysicalExam #clinical ... #neurology #posture