13 results
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
dysrhythmias Hypokalemia ... • Renal potassium ... metabolism • Hypocalcemia ... Hypomagnesemia #Signs ... #Symptoms #Diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Carbenoxolone, SAME, Cushing ... @priti899 #Hypokalemia ... Algorithm #causes #potassium
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... ↓ Aldosterone: Cushing ... syndrome #hypokalemia ... #urine #potassium ... differential #algorithm #diagnosis
Hypokalemia Diagnostic Algorithm
To assess potassium excretion: perform 24-hour urine collection or alternatively obtain potassium-to-creatinine ratio on
Hypokalemia Diagnostic ... The TTKG: During hypokalemia ... be <3; greater values ... #Hypokalemia #Diagnosis ... TTKG #nephrology #low
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
hormone • Symptoms/signs ... Labs/lmaging: Hypokalemia ... +/- low TSH with ... • Treatment: Potassium ... Periodic #Paralysis #diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
previously stable values ... hypertension and signs ... disorders including hypokalemia ... renal bruit or signs ... hormonal excess or hypokalaemia
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Management of Hypokalemia ... Hypokalemia is ... search for warning signs ... depletion impedes potassium ... #Diagnosis #Hypokalemia
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
More Specific Signs ... Less Specific Signs ... Chest x-ray: signs ... acute HF → no signs ... angiography if low
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... Loss of sodium/Potassium ... → Syncope • Signs ... Hypoglycemia - Hypocalcemia ... - Hyperkalemia
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
priapism • Lab values ... WBC >100k, + lab signs ... , Elevated Cr, Low ... hydration - Hyperkalemia ... Syndrome #TLS #diagnosis