12 results
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... Occlusion of posterior inferior ... signs or symptoms ... #Causes #differential
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Vertigo - Differential ... vomiting, auditory symptoms ... symptoms/signs, ... #Neurology #Differential ... Diagnosis #Algorithm #Causes
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
or signs. ... 50 or less: • Neurologic ... Retinitis (Most common cause ... #diagnosis #differential ... #signs #symptoms
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... • Fever • Headache ... suffusion (redness w/o exudate ... hemorrhage • ARDS ... Diagnosis #Illness #Signs
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... of Headache: ... thrombophilia, neurologic ... signs/symptoms ... Dangerous #Deadly #Differential
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... sensations - Headache ... #diagnosis #causes
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... : • Headache ... influenzae Symptoms ... Acute meningeal signs ... #diagnosis #neurology
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Transudation or exudation ... postauricular crease • Inferior ... vomiting, dizziness, vertigo ... pathophysiology #signs ... #symptoms #diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
characterized by: • Headache ... mental status • Headache ... may precede the neurologic ... Neurological symptoms ... Reversible course Differential
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... Constitutional symptoms ... factor • May cause ... Infections #HIV #AIDS