81 results
Headache Differential - Primary vs Secondary
A vast number of diseases can cause a headache. We divide
Headache Differential ... of diseases can cause ... are caused by various ... #Diagnosis #Differential ... #Secondary #Table
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Movement Disorders • CN ... Nerve Palsy • CN ... Nerve palsy • CN ... VI (Abducens) Nerve ... ophthalmology #neurology #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... HIV-Associated CNS ... Infections: • Most CNS ... , palsy of the abducens
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... - Differential ... manipulation - CNS ... #Orthopnea #Differential ... #Diagnosis #Causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... #bradycardia #Causes ... #differential # ... infectiousdiseases #table
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Approach to Headaches ... - Differential ... brain lesion • CNS ... MatthewHoMD #Headache ... #Differential #
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
Photophobia and Headache ... - Differential ... photophobia and headache ... • CNS Vasculitis ... #differential #
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... + toxo IgG • CNS ... 30% present w/ CNS ... @AnnKumfer #CNS ... #diagnosis #causes
Hypertension and Altered Mental Status (AMS) - Differential Diagnosis Framework

Hypertension:
 • Hypertensive emergency
 • Hypertensive encephalopathy
Status (AMS) - Differential ... Hyperthyroidism CNS ... /agitation • CNS ... encephalopathy #altered #Differential ... #Diagnosis #causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Dissociation Causes ... • Infectious Causes ... Non-Infectious Causes ... Beta-blockers, CNS ... #bradycardia #differential