Image of the Month
The Society has switched to a digital slide format for Image of the Month. A link to the whole slide scan is sent to all members at the beginning of the month. Please consider joining the Society to enjoy this activity and other benefits of membership. Click here to learn more.
September 2023
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This was an erythematous nodule on the scalp of a 12 year old boy. What is your diagnosis?
August 2023
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45 year old female presented with erythematous plaques on upper and lower extremities for 3 months. What is your diagnosis?
July 2023
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55 year old female presented with a crusted plaque on right leg for 5 years. What is your diagnosis?
June 2023
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44 year old male presented with a nodule on scalp for 2 years. What is your diagnosis?
May 2023
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74 year old male presented with a nodule on scalp for 1 year. What is your diagnosis?
April 2023
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Spot the diagnosis
March 2023
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Spot the diagnosis
February 2023
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35-year-old male presented with ulcerated nodules all over the body for 3-4 months. What is your diagnosis?
January 2023
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23-year-old male with hyperpigmented papules coalescing to form plaques on left forearm, extending to the arm and upper back for 10 years. What is your diagnosis?
December 2022
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60-year-old female presented with a mass on the scalp which was excised. What is your diagnosis?
November 2022
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21 year old female with erythematous verrucous growths over bilateral labia majora, vaginal mucosa and cervical os for past 5 years. Biopsy from excised pedunculated lesion on vulva. What is your diagnosis?
October 2022
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30 year old male with erythematous scaly plaques on trunk and extremities since 1 year. What is your diagnosis?
September 2022
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14 year old girl with multiple nodules on trunk and forearm since 2 years. What is your diagnosis?
August 2022
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4 year old male with a mass on the thigh. What is your diagnosis?
July 2022
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Excised nodule from face in a 45 year old male. What is your diagnosis?
June 2022
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34-year-old male presented with a nodule on the left thigh for many years. What is your diagnosis?
May 2022
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A 65-year-old female presented with 3 well-defined firm skin coloured nodules 1x1 cm on left forearm in a sporotrichoid distribution. She also had an ill defined verrucous plaque 4x3 cm on left forefinger with 1.5 cms ulceration with a serous discharge. What is your diagnosis?
April 2022
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A 45-year-old female presented with multiple itchy bullae and crusted erosions in intertriginous areas for 9 years. What is your diagnosis?
March 2022
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A 80-year-old man presented with a nodule 2x2 cm in size on the right forearm for 3 months. What is your diagnosis?
February 2022
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A 59-year-old man presented with a rapidly growing mass on right thigh. What is your diagnosis?
January 2022
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A 38-year-old man presented with a cystic mass on the abdominal wall. What is your diagnosis?
December 2021
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A nodule on the right upper eyelid of a 52-year-old male was excised. What is your diagnosis?
November 2021
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A 65-year-old female presented with a hard painless swelling on the occipital region for 3 years. What is your diagnosis?
October 2021
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A 22-year-old male presented with a painful nodular lesion on the chest wall for 6 months. What is your diagnosis?
September 2021
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A 59-year-old male presented with a small nodule on the forehead for 4 months. What is your diagnosis?
August 2021
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A 61-year-old male presented with a nodule on the forehead for 8 months. What is your diagnosis?
July 2021
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A 50-year-old male presented with fluid filled lesions all over the body for 1 month. What is your likely diagnosis and how will you confirm it?
June 2021
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A 10-year-old boy presented with a reddish-blue raised lesion over the trunk for 2 months. What is your diagnosis?
May 2021
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A 35-year-old woman presented with patchy hair loss for 10 years. What is your diagnosis?
April 2021
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A 40-year-old man presented with erythematous rash all over the body for 2 months. What is your diagnosis?
March 2021
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A 48-year-old woman presented with a nodule on the index finger for 6 months. What is your diagnosis?
February 2021
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A 53-year-old female presented with a nodule on the eyelid for 2 years. What is your diagnosis?
January 2021
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A 32-year-old male presented with a painfu,l ulcerated friable mass in right retromolar area for two and half years. What is your diagnosis?
December 2020
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A 10-year-old girl presented with a black colored nodular swelling on right forearm with history of recent increase in size. What is your diagnosis?
November 2020
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A 41-year-old male presented with a slowly growing mass over left index finger for 11 months. What is your diagnosis?
October 2020
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A nodule was excised from the right upper eyelid of a 62-year-old man. What is your diagnosis?
September 2020
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A 35-year-old female presented with multiple annular plaques on the trunk for 2 years. What is your diagnosis?
August 2020
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A 32-year-old male presented with roughening and brittleness of the fingernails for past 3 years. Biopsy was taken from the nail matrix. What is your diagnosis?
July 2020
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A 27-year-old male presented with a scalp nodule for 2 months. What is your diagnosis?
June 2020
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A 32-year-old man presented with an asymptomatic rash all over the body, prominent on the face, for 15 days. What is your diagnosis?
May 2020
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A 23-year-old male presented with an erythematous nodule on the scalp for 2 years. What is your diagnosis
April 2020
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A 50-year-old physician noted a changing pigmented lesion on his thumb 2 weeks ago. What is your diagnosis?
March 2020
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A 14-year-old boy with erythematous plaques in a linear distribution on the right forearm since childhood. What is your diagnosis?
February 2020
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A 51 year old female presented with itchy lesion over genital area for 7 years. Examination revealed edematous and erythematous ulcerative plaques present over the labia majora extending towards inner border of thigh, maceration was present over the base and borders were hyperpigmented. What is your diagnosis?
January 2020
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A 75 year old female presented with an itchy eruption all over body for 6 months. Examination revealed erythematous papules with mild scaling on back, abdomen, buttocks, extensor surface of extremities. What is your diagnosis?
December 2019
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A 63-year-old female with erythematous plaque on the abdomen for past 10 months. What is your diagnosis?
November 2019
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A 22- year-old female with hyperpigmented nodule on the right leg for 2 years. What is your diagnosis?
October 2019
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A 15-year-old female with erythematous papulo-vesicles and pustules over trunk and limbs for 15 days. What is your diagnosis?
September 2019
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A 23-year-old female presented with erythematous plaques over gluteal region for 2 months. What is your diagnosis?
August 2019
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A 31-year-old female presented with nodular masses on the fingers and elbows for 1 month. What is your diagnosis?
July 2019
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A 33-year-old female presented with 1-year history of multiple violaceous nodulo-plaques on the upper eyelids, forearms and legs. What is your diagnosis?
June 2019
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A 23-year-old female presented with a swelling on the right ring finger for 2 years. What is your diagnosis?
May 2019
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A 45-year old male presented with a nodule on the right forearm for 2 years. What is your diagnosis?
April 2019
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A 43-year-old male presented with a 2-month history of a painless nodule on the face lateral to the right eye. What is your diagnosis?
March 2019
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A 42-year-old female presented with a nodule on the elbow for 2 years. What is your diagnosis?
February 2019
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A 15-year-old boy presented with non-itchy erythematous plaques on the trunk and upper extremities for one and half years. What is your diagnosis?
January 2019
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A 34-year-old male presented with an ulcer on the prepuce. What is your diagnosis?
December 2018
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A 56-year-old male presented with a large papulonodular lesion on the lower leg for 1 month. What is your diagnosis?
November 2018
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A 35-year-old female presented with asymptomatic skin colored nodule of size 0.5 x 0.5 cm over left index finger tip since 2 years. What is your diagnosis?
October 2018
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A 17-year- old male presented with multiple grouped vesiculobullous lesions filled with blood and lymph on the medial aspect of right ankle. What is your diagnosis?
September 2018
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A 2- year- old girl presented with flat-topped papules grouped in a linear pattern and interspersed with depigmented well-demarcated macules on the right calf. What is your diagnosis?
August 2018
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A 27-year- old male was tattooed on his right forearm 2 years back and developed swelling and focal ulceration of the tattoo mark for past 2 months
What is your diagnosis?
July 2018
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A 65-year-old man with erythematous scaly plaque measuring 1x1cm on the forehead for 2 years. What is your diagnosis?
June 2018
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An 8-year-old-boy presented with a papule on the face for many years
What is your diagnosis?
May 2018
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A 38- year- old male presented with a bleeding mass in the inguinal region. What is your diagnosis?
April 2018
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A 25 - year- old male with multiple asymptomatic yellowish papules and nodules on the neck and chest for 10 years. What is your diagnosis?
March 2018
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Painful nodule removed from the finger of a 32- year- female. What is your diagnosis?
February 2018
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A 30- year- old female with skin coloured papules on the face. What is your diagnosis?
January 2018
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Excised mass from the scalp of a 50-year-old male. What is your diagnosis?
December 2017
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A 50-year female presented with an asymptomatic erythematous indurated plaque measuring 2 x1 cm on the chin since 1 year. What is your diagnosis?
November 2017
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A 52 year male presented with an asymptomatic skin-colored nodule on the right cheek for 8 years. What is your diagnosis?
October 2017
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A 56 year old male presented with a whitish plaque in right buccal mucosa. What is your diagnosis?
September 2017
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A 17-year old female presented with 1 year history of recurrent fever accompanied with asymptomatic erythematous rash over trunk and limbs and arthritis of ankle and wrist joints. RA factor and ANA are negative. What is your diagnosis?
August 2017
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Image 1 on left: A 45 year old female presented with multiple papulonodular skin coloured lesions on face varying in size from 0.3-1cm for last 10 months. What is your diagnosis?
Image 2 on right: A 40-year old male presented with a single nodule on the scalp for 2 years. What is your diagnosis?
July 2017
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A 22 year old male presented with swelling of the face for past 4 years. What is your diagnosis?
June 2017
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A 17-year-old girl reported with alopecia of the scalp over the parietal area of 6 months duration. An area almost 4 cm in diameter was seen with some black dots and sparse hair. What is your diagnosis?
May 2017
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A 35 year old male presented with swelling and itching of the tattoo mark on the forearm for 3 months. What is your diagnosis?
April 2017
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A 72 year old female presented with a nodular lesion 4x4mm in size on her lower lip for 4 years. What is your diagnosis?
March 2017
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A 51 year old female presented with grouped papules on the dorsum of both hands. What is your diagnosis?
February 2017
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A 45 year old female presented with papular lesions all over the body for past 8 months. What is your diagnosis?
January 2017
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A 22 year old lady presented with a hyperpigmented non-tender papulonodular lesion measuring 0.5-1 cm in the suprapubic region since 4 months. What is your diagnosis?
December 2016
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A 23 year old man presented with pigmented macules in a reticulate pattern on the flexural skin from birth. What is your diagnosis?
November 2016
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What is your diagnosis?
October 2016
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What is your diagnosis?
September 2016
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What is your diagnosis?
August 2016
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What is your diagnosis?
July 2016
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What is your diagnosis?
June 2016
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What is your diagnosis?
May 2016
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What is your diagnosis?
April 2016
Image is missing, we are looking for it.
What is your diagnosis?
March 2016
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What is your diagnosis?
February 2016
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What is your diagnosis?
January 2016
Case submitted by Poonam Panjwani and Inchara YK
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A 60 yr old lady with history of fever since 5 days and vesicular rash since 3 days. On examination there are multiple small vesicles (grouped) and pustules on an erythematous base over the chest, back and groin.
What is your diagnosis?
Click here for the answer.
December 2015
Case submitted by Gnanapriya and Suravi Mohanty
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This is a biopsy from a 19-year-old girl with a pigmented nodular lesion on the back, present since birth.
What is your diagnosis?
Click here for the answer.
November 2015
Case submitted by Mani Makhija, Urszula Carr and Steven Kossard
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This was an incidental finding in an excision of basal cell carcinoma.
What is your diagnosis?
October 2015
Case submitted by Subhra Dhar
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A 26-year-old lady presented with a superficial, firm swelling in the neck measuring around 1 cm in diameter.
What is your diagnosis?
September 2015
Case submitted by Inchara YK
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This biopsy is from a nodule on the foot in a middle-aged man.
What is your diagnosis?
August 2015
Case submitted by Inchara YK
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This biopsy is from a nodule on the little finger in a 42-year-old woman.
What is the diagnosis? Name the special histochemical stain which is positive in this condition.
July 2015
Case submited by Poonam Panjwani and Rajalakshmi T
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A 6 month old baby presented with scaly plaques on the face.
What is your interpretation?
Click here for the answer.
June 2015
Case submited by Mani Makhija and Vibhu Mendiratta
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A 45-day-old child presented with tender indurated swellings over shoulder, forearm and buttocks. Biopsy was done from the shoulder lesion.
What is your diagnosis?
Click here for the answer.
May 2015
Case submitted by Inchara YK
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What is your diagnosis?
Click here for the answer
April 2015
Case submitted by Rajalakshmi T
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What are structures highlighted in this image of a H&E stained section? What is this phenomenon called?
Click here for the answer.
March 2015
Case submitted by M Ramam
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Identify the round, brown structures seen in the image. What is their significance?
Click here for the answer
February 2015
Case submitted by Meenakshi Batrani and Asha Kubba
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This patient presented with recurrent crops of erythematous papules on the extensor surface of arms, thighs, legs and on buttocks. Lesions regressed leaving behind depigmented, varioliform scars. Biopsy was taken from the buttock.
What is your diagnosis?
Click here for the answer.
January 2015
Case submitted by Inchara YK and Marjorie Correa
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This was submitted as a "skin tag" excised from the cheek.
What is your diagnosis?
Click here for the answer.
December 2014
Case submitted by Poonam and Rajalakshmi T
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What is your diagnosis?
Click here for the answer.
November 2014
Case submitted by Avninder Singh
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A 32 year old woman presented with erythematous and edematous plaques on her legs and flanks of 8 days duration that were associated with itching and burning sensation.
What is your diagnosis?
Click here for the answer.
October 2014
Case submitted by Inchara YK
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A 38-year-old woman presented with a nodule in the abdominal wall.
What is your diagnosis?
Click here for the answer.
September 2014
Case submitted by Poonam Panjwani and Rajalakshmi T
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A 40-year-old man presented with itchy, erythematous plaques on neck, trunk and axilla.
What is your diagnosis?
Click here for the answer.
August 2014
Case submitted by Achyut Pokharel
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What is your diagnosis?
Click here for the answer.
July 2014 (Year 3, Number 1) !
Case submitted by Mani Makhija
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A 40-year-old lady presented with a lesion on the buttock.
What is your diagnosis?
Click here for the answer.
June 2014
Case submitted by Isha Garg, Inchara YK
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A 40-year-old man presented with a hyperpigmented plaque on the scalp since 1 year.
What is your diagnosis?
Click here for the answer.
May 2014
Case submitted by I S Reddy, Anuradha S
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What is your diagnosis?
Click here for the answer.
April 2014
Case submitted by Rajalakshmi T, Isha Garg
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A 30-year-old man presented with multiple skin-colored papules over nasolabial folds and forehead since 7 years.
What is your diagnosis? Identify the structure within the circle in the third image.
Click here for the answer.
March 2014
Case submitted by Inchara YK, Rajalakshmi T
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A 64-year-old lady presented with a single nodule on the chest wall.
What is your diagnosis?
Click here for the answer.
February 2014
Case submitted by Avninder Singh, V Ramesh
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Identify the structure seen within the cell.
Click here for the answer.
January 2014
Case submitted by Mani Makhija and Hemamalini Aiyer
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An 18 year old boy presented with progressive myoclonic epilepsy and decline in cognition. The image is from a PAS stained section of a skin biopsy.
What is your diagnosis?
Click here for the answer.
December 2013
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer
November 2013
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer.
October 2013
Case submitted by Meenakshi Batrani, Asha Kubba
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What is your diagnosis?
Click here for the answer.
September 2013
Case submitted by B Vijaya
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A 40 year old woman presented with a nodule on the palm.
One image is H&E and the other a special stain.
What is your diagnosis?
Click here for the answer.
August 2013
Case submitted by Rajalakshmi T and Inchara YK
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Which of the images labelled A to D in the composite is the odd one out, and why?
Click here for the answer
July 2013
Case submitted by Meenakshi Batrani, Asha Kubba
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What is your diagnosis?
Click here for the answer.
June 2013
Case submitted by I S Reddy, G Swarnalata
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The inset provides a higher power image of a section of the slide.
What is your diagnosis?
Click here for the answer.
May 2013
Case submitted by Rajiv Joshi
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These are both images of the same slide, one at medium power and the other at high power to show the composition of the infiltrate.
What is your diagnosis?
Click here for the answer.
April 2013
Case submitted by I S Reddy, G Swarnalata
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What is your diagnosis?
Click here for the answer
March 2013
Case submitted by V Ramesh, Avninder Singh
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What is your diagnosis?
Click here for the answer.
February 2013
Case submitted by Sonu Nigam
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What is your diagnosis?
Click here for the answer.
January 2013
Case submitted by V Ramesh, Avninder Singh
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What is your diagnosis?
Click here for the answer.
December 2012
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer.
November 2012
Case submitted by M Ramam, Manoj Singh
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These are low and high power images of the same slide.
What is your diagnosis?
Click here for the answer.
October 2012
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer
September 2012
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer.
August 2012
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer.
July 2012
Case submitted by M Ramam, Manoj Singh
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What is your diagnosis?
Click here for the answer.
What is Image of the Month?
A photomicrograph is sent to all members of the Society once a month and diagnoses are invited. The correct diagnosis and the names of the first 3 persons who got it right are emailed a week later.
Non-members who are on the Society mailing list also receive the image but after a delay of 3 days.
The image is also emailed to ACAD-IADVL, the academic discussion group of our Sister Society, the Indian Association of Dermatologists, Venereologists and Leprologists.
To join the Society and receive the image along with other members, click here.
To join the mailing list, send an email to dermatopathologysocietyofindia@gmail.com
To find out more about our sister society, the Indian Association of Dermatologists, Venereologists and Leprologists, click here.