25 results
What is the difference between Influenza (Flu) and COVID-19?
Both COVID-19 and flu can have varying degrees
varying degrees of signs ... Similarities: Fever ... stuffy nose Muscle pain ... or body aches Headache ... Flu viruses can cause
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
wasting, radicular pain ... dysfunction, back pain ... • Papilledema, headache ... • Caused by immune ... Tuberculosis #diagnosis #differential
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... stroke • Severe nausea ... • Fever - Febrile ... #signs #symptoms ... #clues #differential
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
) - Differential ... the following symptoms ... : headache, malaise ... , weight loss, fever ... • Associated symptoms
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 ... Constitutional symptoms ... factor • May cause
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... CNS infection: fever ... dissection: unilateral pain ... thrombophilia, neurologic signs ... Dangerous #Deadly #Differential
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... -14 days): • Fever ... • Headache ... vomiting, abdominal pain ... Diagnosis #Illness #Signs
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... Mediterranean Fever ... - May involve symptoms ... Positive Carnett's sign ... #differential #
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... infection Cardinal Symptoms ... localizing signs ... or symptoms - Malaria ... • Abdominal pain
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Coltivirus Symptoms ... • Fever • Nuchal ... influenzae Symptoms ... Acute meningeal signs ... (fever, nuchal