10 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential ... Diagnosis Algorithm ... PHANTOMS): • Pattern ... (e.g., fever, myalgia ... #neurology #PHANTOMS
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
mnemonic "VITAMIN C" (common ... elderly ⚠️ Common ... N Neurological signs ... confusion, focal signs ... (>50 years) P Pattern
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... cough, myalgias, headache ... , headache, non-productive ... AIDS #pulmonary #differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Fever • Nuchal ... • Common clinical ... Acute meningeal signs ... (fever, nuchal ... #diagnosis #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
in HIV / AIDS - Differential ... • Symptoms: Fever ... • Symptoms: Fever ... periventricular areas ... CNS #Infections #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... associated with signs ... Christmas tree pattern ... dermatology #rash #differential ... diagnosis #skin #common
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... 50 years • New headache ... Nodosa: • PAN most commonly ... affects the skin, neurologic
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Mediterranean Fever ... Mediterranean areas ... in the knee-to-chest ... Positive Carnett's sign ... Abdominal #Pain #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
of age • Most common ... skin injury) • Neurologic ... CNS symptoms (headache ... Behcet disease) Differential ... diagnosis #management #signs
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
globally, excluding areas ... accompanied by headache ... DIFFERENTIAL DIAGNOSIS ... rashes, joint pain, headaches ... dominant inheritance pattern