32 results
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... papilledema • Horner syndrome ... ) • Systemic symptoms ... and signs (e.g. ... #Algorithm #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... (Wallenberg's syndrome ... Syndrome usually ... signs or symptoms ... #differential #diagnosis
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
regardless of symptoms ... or signs. ... 50 or less: • Neurologic ... Retinitis (Most common cause ... #signs #symptoms
Post-Concussive Syndrome
Thinking/Remembering 
 • Difficulty thinking clearly 
 • Feeling slowed down 
 • Difficulty concentrating
Post-Concussive Syndrome ... Physical: • Headache ... • Nausea/vomiting ... #Concussion #Neurology ... #Diagnosis #Symptoms
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... • Fever • Headache ... hemorrhage • ARDS ... Biphasic #Phases #Diagnosis ... #Illness #Signs
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Infection in HIV / AIDS ... - Differential Diagnosis ... : Fever, headache ... Demyelinating disease caused ... #AIDS #opportunistic
Rapid, increasing signs of extrapyramidal symptoms (EPS) is an important key feature of NMS. EPS, associated
Rapid, increasing signs ... extrapyramidal symptoms ... about 95% of NMS cases ... #Diagnosis #Serotonin ... NeurolepticMalignant #Comparison
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... pleura in severe cases ... Respiratory Distress Syndrome ... (ARDS): - Bilateral ... #differential #diagnosis
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
impending doom. headache ... arrest, Kounis syndrome ... arrest GI (>40%): Nausea ... #anaphylaxis #signs ... #symptoms #diagnosis
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... : Headaches, Dizziness ... Gastrointestinal: Diarrhea, Nausea ... Extrapulmonary #Diagnosis ... #Signs #Symptoms