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
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
Symptoms and Signs ... and Trousseau signs ... Miscellaneous: - Hypokalemia ... , Hypocalcemia, ... #Signs #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
search for warning signs ... or symptoms warranting ... Most cases of hypokalemia-induced ... depletion impedes potassium ... #Diagnosis #Hypokalemia
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
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... for specific symptoms ... organ-specific signs ... or symptoms (eg ... #Differential #diagnosis
Symptoms and Signs of Hypokalemia
Cardiovascular
 - Hypertension
 - Orthostatic hypotension
 - Potentiation of digitalis toxicity
 -
Symptoms and Signs ... of Hypokalemia ... intolerance #Hypokalemia ... #Symptoms #Signs ... #Diagnosis
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
high WBC count cause ... WBC >100k, + lab signs ... hydration - Hyperkalemia ... unless worrisome EKG ... Syndrome #TLS #diagnosis
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... Loss of sodium/Potassium ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... Hypoglycemia - Hypocalcemia
Intraoperative Cardiac Ischaemia - Guidelines for Crises in Anaesthesia

If the patient is unconscious, signs of cardiac
is unconscious, signs ... is conscious, symptoms ... abnormalities particularly potassium ... Intraoperative #Checklist #Diagnosis ... #Management #Workup