18 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... papilledema • Horner syndrome ... ) • Systemic symptoms ... brain lesion • CNS ... arteritis • Acute
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential ... - Autonomic symptoms ... : - Acute angle-closure ... • CNS Vasculitis ... #differential #
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
Visual or auditory symptoms ... conjunction with symptoms ... nervous system (CNS ... • Acute disseminated ... #differential #
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... vasoconstriction syndrome ... movement deficits (CN ... #signs #symptoms ... #clues #differential
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis and Miosis - Differential ... Unilateral Mydriasis: CN ... herniation (Comatose), Acute ... pupil, Migraine Headache ... Bromides, Valproic acid
Acute Fatty Liver of Pregnancy (AFLP)
Pathophysiology:
 • Defect in fetal free fatty acid metabolism products →
Acute Fatty Liver ... fetal free fatty acid ... postpartum): • Initial symptoms ... abdominal pain, headache ... infiltration) Differential
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... D-lactate (short bowel syndrome ... acidosis: - CNS ... Diagnosis #Summary #Nephrology
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes of Headache ... with the same symptoms ... vasoconstriction syndrome ... redflags #signs #symptoms ... #differential #
Acute Retroviral Syndrome
Acute Retroviral Syndrome is the symptomatic presentation of acute human immunodeficiency virus infection

 •
Syndrome Acute ... Symptoms: • Headache ... • Severe headache ... HIV-1 p24 core Ag ... an HIV Nucleic Acid
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
basal ganglia, CNS ... symptoms (headache ... Behcet disease) Differential ... #diagnosis #management ... #signs #symptoms