13 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 ... #Hematology
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
- Differential Diagnosis ... Typically the JVP decreases ... 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
Physiologic Skin Changes in Pregnancy - Differential Diagnosis Algorithm

Face
 • Melasma
Abdomen
 • Linea Nigra 
Hormone induced
genitalia • Increase ... • Chadwick's sign ... #SkinChanges #normal ... Pregnancy #skin #dermatology ... Diagnosis #Algorithm #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Thrombocytopenia - Abnormal ... deficiency - Abnormal ... #dermatology #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
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
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... systemic sx + signs ... very remarkable w/differential ... values increase ... Biopsies remain positive