Left Hypoglossal Nerve Palsy

Here you can see two images from a patient suffering from left hypoglossal (12th cranial) nerve palsy. In the first image, the tongue deviates to the left side (the side on which 12th cranial nerve is affected) on protrusion. In the second image, when the tongue is kept within the oral cavity, mild wasting onContinue reading “Left Hypoglossal Nerve Palsy”

Wasting of First Dorsal Interossei (small muscles of hand)

In the picture above, you can see a depression in the first web space (between thumb and index finger). This is suggestive of wasting of first dorsal interosseous (FDI) muscles. This patient had bilateral C8-T1 lesion. Small muscle wasting can have varied localizations: Lower cervical cord lesion, anterior horn cell disease, C8-T1 root lesion, lowerContinue reading “Wasting of First Dorsal Interossei (small muscles of hand)”

Essential Tremors

Essential tremors are the commonest causes of tremors in the world. These are also known as familial tremors or benign tremors. Tremors are often bilateral and commonly involve hands. In some cases, asymmetry may be seen, as in the case shown here, where the tremors are present only in left hand. Tremors can also involveContinue reading “Essential Tremors”


Blepharospasm refers to involuntary contraction of eyelids. Eyelid closure are intermittent and of short duration. Spasms of eyelids may get triggered by light, wind, pollution, stress, etc. Here, you can also facial grimacing. These symptoms can occur as a part of Meige syndrome, which is more common in women, and commonly affects people between theContinue reading “Blepharospasm”

Using Hand Sanitizer May be Giving You a False Sense of Security

After a cough or sneeze, we quickly rub some ethanol-based sanitizer on our hands, assuming that all the germs and microbes have died. However, a recent study conducted in Japan showed contradictory results. It took as long as 4 MINUTES for the flu viruses to be killed. This is because their hands were still wetContinue reading “Using Hand Sanitizer May be Giving You a False Sense of Security”

Gait in Parkinson’s Disease

Parkinson’s disease (PD) is the commonest movement disorder. Patients with PD have typical features, including gait, which can aid in prompt diagnosis. In this video, you can see a person with right hemi-parkinsonism. She has resting tremors, and the upper limb is kept flexed at elbow. There is stooped posture and reduced arm swing onContinue reading “Gait in Parkinson’s Disease”

Tremors in Parkinson’s Disease

Tremors are among the commonest symptoms of Parkinson’s disease. In the above video, you can see tremors affecting the right hand in a middle aged woman suffering from Parkinson’s disease. These are also called as “drum-beating” tremors. The frequency of these tremors is 4-5 Hz. There are no tremors in the left hand. These tremorsContinue reading “Tremors in Parkinson’s Disease”


I am a Neurologist by profession and have been dealing with people suffering from various neurological disorders for the past 20 years. As a doctor, we see various emotions from close quarters. Seeing a smile on our patient’s face gives us immense satisfaction. This blog is all about sharing my experiences as a doctor. GeneralContinue reading “INTRODUCTION”

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