12 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
- Differential Diagnosis ... • Infection: Cellulitis ... Epidural abscess - Herpes ... • Inflammation/cellulitis ... #differential #diagnosis
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
Orbital Apex Syndrome ... possible orbital cellulitis ... improvement in the rash ... other potential causes ... #Herpes #Zoster
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Tumor • Motor Nerves ... Guillain-Barre syndrome ... Shellfish poisoning, Meds ... #differential #diagnosis
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
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Scarlatiniform rash ... necrophorum - Lemierre’s syndrome ... Pharyngoconjunctival fever • Herpes ... Pharyngitis #IDSA #diagnosis ... #differential #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Causes: - Idiopathic ... dermatitis - Cellulitis ... #diagnosis #dermatology
Ear Pain / Otalgia - Differential Diagnosis Algorithm
Referred Otaliga:
 • Via Vagus or Glossopharyngeal Nerves
 •
- Differential Diagnosis ... Temporal Bone • Herpes ... Zoster (Ramsay Hunt Syndrome ... Auricle: • Cellulitis ... #Algorithm #Causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... tract, and often causes ... mucositis - Rash ... • Cogan Syndrome ... Differential Diagnosis
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 ... roots, causing a syndrome ... Latent #Tertiary #Diagnosis
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
- Differential Diagnosis ... Vasculitis Differential Diagnosis ... muscle weakness • Nerves ... , mucositis • Rash ... tract, and often causes