Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Tachycardia - Wide vs Narrow Complex, Regular vs Irregular rhythm table

#Diagnosis #Cardiology #EKG #ECG #WideComplex #Narrow
Tachycardia - Wide ... #Diagnosis #Cardiology ... #EKG #ECG #WideComplex ... #Irregular #Table ... #Comparison #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (β€œDecr Effective Circulating Volume”) 
 - Volume depletion
- Cirrhosis Syndrome ... - Malignancy (e.g ... CNS pathology (e.g ... pathology (e.g. ... #Table #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential Diagnosis ... Algorithm Syndrome ... β€’ Drugs β€’ Pulmonary ... Uosm < 100 mmol/kg ... #Algorithm #Causes
Algorithm showing a stepwise approach to the assessment and investigation of a possible neuropathy. CIDP, chronic
Algorithm showing ... Charcot-Marie-Tooth; EMG ... Guillain-BarrΓ© syndrome ... #Diagnosis #Neurology ... Neuropathy #Peripheral #Algorithm
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   β€’ Prolonged standing
β€’ Ventricular tachycardia ... Medication side effect (e.g ... Subclavian steal syndrome ... Medication side effect (e.g ... Classification #Table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 β€’ Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
polyneuropathy (e.g ... Guillain-BarrΓ© syndrome ... Hyperthyroidism, Serotonin syndrome ... #differential #diagnosis ... #table #neurology
Main types of autoimmune encephalitis in the ICU. 
Anti-NMDAR anti-N-methyl-d-aspartate receptor, ADEM acute disseminated encephalomyelitis, Anti-GFAP
resonance imaging, EEG ... #encephalitis #comparison ... #table #neurology ... #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 β€’ Low PATM Can decrease first part
- Differential Diagnosis ... High altitude (eg ... respiratory drive due to neurologic ... Intrapulmonary shunting (eg ... intracardiac shunting (eg
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
in tumor lysis syndrome ... urease-producing organisms (e.g ... acidic urine - Diagnostic ... Microscopy #Crystals #comparison ... #table #urinalysis
Hyperthermic Toxidromes
Five toxidromes may present with overlapping features: hyperthermia, rhabdomyolysis, altered mental status/seizures.
 β€’ Sympathomimetic -
β€’ Serotonin Syndrome ... dopamine blockers (e.g ... dopamine agonists (e.g ... Hyperthermic #Toxidromes #comparison ... #table #diagnosis