12 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... Peripheral #Injury #OK #Sign ... OKSign #clinical #video ... #msk #sports #neurology ... #orthopedics #Hand
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Headache - Differential ... photophobia • Meningitis ... meningeal irritation signs ... the trigeminal nerve ... #differential #
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... • Meningeal signs ... Systemic symptoms and ... signs (e.g., fever ... infection (e.g., meningitis
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
Froment's Sign is ... Jeanne’s sign is ... #Froments #Sign ... #orthopedics #sports ... #hand
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
- Differential ... Symptoms: • Headache ... : • Headache and ... Acute meningeal signs ... #diagnosis #neurology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... status changes - Meningitis ... pupil with third nerve ... #signs #symptoms ... #clues #differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... abscess • Toxic/drug ... Lack of UMN/LMN signs ... #Weakness #Differential ... #Diagnosis #neurology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
eg, furnaces) Meningitis ... Previous chronic meningitis ... or serotonergic drugs ... #redflags #signs ... #symptoms #differential
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... test - Cogan sign ... - Peek sign ... - Repetitive nerve ... precipitated by: Drugs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... and 67% had headache ... varying neurologic signs ... Vertigo #Causes #differential ... #diagnosis #neurology