16 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... RBC Mass / Decreased ... Idiopathic JAK-2 Positive ... Cyanosis without Pulmonary
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
- Differential Diagnosis ... there is a lack of decrease ... where we may see a positive ... #physicalexam # ... #causes
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology ... #PhysicalExam
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
punctuated by frequent sighs ... Occasional sighs ... narrowed airways increase ... Breathing #Patterns #Pulmonary ... #Diagnosis #PhysicalExam
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
/L) • Mildly decreased ... Acute meningeal signs ... • Gram stain: Positive ... 90% • Culture: Positive ... #diagnosis #neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
inclusions or positive ... 50 or less: • Neurologic ... Retinitis (Most common cause ... Pancreatitis • Pulmonary ... AIDS #diagnosis #differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Nasal polyps and signs ... - BAR >1.0 is abnormal ... #differential #
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... • Symptoms and signs ... Cauda equina- decreased ... Non-compressive Spinal Cord Causes ... disorders #diagnosis #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Examine for signs ... Casey Albin MD @ ... caseyalbin #PhysicalExam ... #neurology #comatose
13 Dangerous Causes of Headache:
 - subarachnoid hemorrhage: family history, PCKD, known berry aneurysm, sudden and
13 Dangerous Causes ... coagulopathy, decreased ... head in dependent position ... thrombophilia, neurologic ... signs/symptoms