25 results
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
dysrhythmias Hypokalemia ... • Renal potassium ... metabolism • Hypocalcemia ... Hypomagnesemia #Signs ... #Symptoms #Diagnosis
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
Thyrotoxic Periodic ... /signs: Episodes ... Labs/lmaging: Hypokalemia ... +/- low TSH with ... #Paralysis #diagnosis
Cushing Syndrome - Signs and Symptoms
Generalized: Weight gain, Slow healing of cuts, Increased risk of infections,
Cushing Syndrome ... - Signs and Symptoms ... absent menstrual periods ... Cushings #Syndrome #Signs ... #Symptoms #diagnosis
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
patients with hypokalemia ... shift: Hypokalemic periodic ... ↓ Aldosterone: Cushing ... #urine #potassium ... differential #algorithm #diagnosis
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
FUO) - Further Workup ... • CNS symptoms ... thin smear • Signs ... biopsy • Lab values ... #diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... and Differential Diagnosis ... previously stable values ... hypertension and signs ... renal bruit or signs
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
vomiting • Fatigue Signs ... • Weakness • Low-grade ... Cortisol Deficiency: Signs ... Reduced libido • Signs ... #signs #symptoms
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
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
priapism • Lab values ... WBC >100k, + lab signs ... sudden death • Lab values ... , Elevated Cr, Low ... Syndrome #TLS #diagnosis
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
Hypokalemia is ... search for warning signs ... or symptoms warranting ... depletion impedes potassium ... #Diagnosis #Hypokalemia