40 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Renin secreting tumor ... #Algorithm #causes ... #potassium #low ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... - Differential Diagnosis ... Renin-secreting tumor ... #differential #diagnosis ... #nephrology #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
be treated with IV ... potassium(K) & ... Renin secreting tumor ... #Hypokalemia #diagnosis ... #nephrology #low
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... Renin-secreting tumor ... #Differential #Diagnosis ... #Algorithm #nephrology ... #causes #low #potassium
Tumor Lysis Syndrome - Workup and Management

Initial workup: BMP, Serum uric acid, LDH, Urine output, Consider
Tumor Lysis Syndrome ... ≥ 8 mg/dL • Potassium ... Treatment of Clinical ... TLS: • IV fluids ... #diagnosis #management
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Mechanisms - Tumor ... lysis syndrome ... #Differential #Diagnosis ... Magnesium #Table #Causes ... #Management
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... Transfusion reaction - Tumor ... lysis syndrome ... #causes #potassium ... #high #nephrology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... heavy metals), Critical ... #differential #diagnosis ... #neurology
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
Classification of Tumor ... 8.0 mg/dL • Potassium ... Calcium ≤ 7.0 mg/dL Clinical ... #TLS #diagnosis ... #management #oncology
LVOTO due to SAM on POCUS Echocardiogram

Septic patient after IV fluids and initiation of Levophed. Worsening
due to SAM on POCUS ... Echocardiogram ... Diagnosis? ... Management? ... Cardiology #PLAX #clinical