46 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... - Differential ... papilledema • Horner syndrome ... arteritis • Acute angle ... #Differential #
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
(Wallenberg's syndrome ... 67% had headache ... Syndrome usually ... usually between ages ... #Causes #differential
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
pressure, acute-angle ... vasoconstriction syndrome ... pressure - Acute angle ... pupils - Acute angle ... symptoms #clues #differential
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
of Dizziness - Vertigo ... - Differential ... Algorithm True Vertigo ... Cerebellopontine Angle ... #Neurology #Differential
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Photophobia and Headache ... - Differential ... photophobia and headache ... : - Acute angle-closure ... #differential #
Selected Differential Diagnosis of Eye Pain: Key Features and Management Options

Conjunctiva

 - Bacterial conjunctivitis

 - Viral
Selected Differential ... chambers - Acute angle-closure ... Other - Cluster headache ... #Ocular #Pain #Differential
Headache Syndromes 
Sudden onset of pain - "Thunder clap" with any decreased mentation, any positive focal
Headache Syndromes ... vasoconstriction syndrome ... "Worst headache ... arteritis or acute angle ... #Syndromes #diagnosis
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Comatose), Acute angle ... pupil, Migraine Headache ... response, Serotonin syndrome ... Miosis: Horner's syndrome
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Posterior Ankle ... (Os Trigonum) Syndrome ... the back of the ankle ... hallucis longus Differential ... DrvonBorstel #Posterior #Ankle
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
the preferred test ... the workup • Test ... Arthritis-Dermatitis syndrome ... Purulent Arthritis Syndrome ... knees, wrists, ankles