10 results
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
- Differential Diagnosis ... otitis externa • Cellulitis ... - Ramsay Hunt syndrome ... - Herpes zoster ... #differential #diagnosis
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tumor • Motor Nerves ... Shellfish poisoning, Meds ... #differential #diagnosis ... #neurology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
secondary to Herpes ... possible orbital cellulitis ... improvement in the rash ... secondary to Herpes ... #physicalexam #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
treat underlying cause ... cirrhosis, nephrotic syndrome ... Solute Intake - Primary ... , CNS Disease, Meds ... #nephrology #sodium
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Scarlatiniform rash ... necrophorum - Lemierre’s syndrome ... mononucleosis • HIV - Primary ... Pharyngitis #IDSA #diagnosis ... #differential #causes
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
a.k.a. cardiorenal syndrome ... tubular necrosis (causes ... : sepsis, meds, ... Classification #diagnosis ... #nephrology
Causes of Apparent Life Threatening Event (ALTE) - Differential Diagnosis Algorithm
Cardiac:
 • Congenital Heart Disease
 •
Causes of Apparent ... Metabolism • Reye's Syndrome ... Disturbances Neurologic ... • Empyema • Urinary ... #Peds #Pediatrics
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
Syphilis - Rash ... soles in 50% of cases ... and nephrotic syndrome ... have positive serology ... Latent #Tertiary #Diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
MCC: HSV 1): • Herpes ... Maculopapular rash ... can present with primarily ... • Uveitis • Rash ... #neurology #meningitis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
with GCA or as primary ... affects the skin, neurologic ... , mucositis • Rash ... , arthritis Primary ... tract, and often causes