9 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
history of cancer, HIV ... ) • Systemic symptoms ... , fever, myalgia ... brain lesion • CNS ... ) • Temporal arteritis
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
Dangerous Causes of Headache ... hypertension - CNS ... temporal (giant cell) arteritis ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Herpesviruses (MCC: HSV ... Coltivirus Symptoms ... Acute meningeal signs ... Singh @rav7ks #CNS
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... noninflammatory Signs ... constitutional symptoms ... Parvovirus B19 • HIV ... Joint #pain #Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential ... • CT: Halo sign ... cough, myalgias, headache ... Lymphadenopathy, CNS ... Constitutional symptoms
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... arteries - Temporal arteritis ... Ill, IV, and VI ... #signs #symptoms ... #clues #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
purpura: Strong sign ... 50 years • New headache ... • Progressive symptoms ... of headache, cognitive ... chorioretinitis, CNS
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... disease • Non-autoimmune ... deficiencies • Autoimmune ... and CNSHeadache ... Induced Lupus: • Symptoms
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
- Differential ... papules and Gottron sign ... ) • Shawl sign ... • Nonerosive arthritis ... #rheumatology #differential