19 results
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
dysrhythmias Hypokalemia ... • Renal potassium ... metabolism • Hypocalcemia ... Hypomagnesemia #Signs ... #Symptoms #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
Thyrotoxic Periodic Paralysis - Illness Script
 • Epidemiology: Asian men age 20-30 with hyperthyroidism of any
thyroid hormone • Symptoms ... /signs: Episodes ... Labs/lmaging: Hypokalemia ... • Treatment: Potassium ... Periodic #Paralysis #diagnosis
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
vomiting • Fatigue Signs ... • Low-grade fever ... Cortisol Deficiency: Signs ... Reduced libido • Signs ... #signs #symptoms
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
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
- 80% have fever ... priapism • Lab values ... WBC >100k, + lab signs ... sudden death • Lab values ... Syndrome #TLS #diagnosis
TUNA FISH Mnemonic for Red Flag Symptoms in Back Pain
(When to consider further workup / imaging)

T
consider further workup ... - Neurological signs ... / symptoms A ... Age > 50 F - Fever ... #Back #Pain #Diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
pathognomonic signs ... /symptoms or echo ... Clinical features: Fever ... left-sided heart valves ... Clinical features: Fever
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
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... hyperphosphatemia, hypercalcemia ... at the time of diagnosis ... General: fever, ... #Management #Signs